Home / 1,095,680.32-1,643,603.10-327,117.18

Finding the Fourth Proportional to 1,095,680.32, 1,643,603.10 and 327,117.18

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Solution

The fourth proportional to 1,095,680.32, 1,643,603.10 and 327,117.18 is: 490,700.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,680.32 : 1,643,603.10 = 327,117.18 : x
  2. Step 2: Convert to fraction form
    1,095,680.32/1,643,603.10 = 327,117.18/x
  3. Step 3: Cross multiply
    1,095,680.32x = 1,643,603.10 × 327,117.18
  4. Step 4: Simplify right side
    1,095,680.32x = 537,650,816,048.08
  5. Step 5: Solve for x
    x = 537,650,816,048.08/1,095,680.32
  6. Step 6: Final answer
    x = 490,700.44

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.