Home / 852,652.32-1,176,596.40-490,077.12

Finding the Fourth Proportional to 852,652.32, 1,176,596.40 and 490,077.12

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Solution

The fourth proportional to 852,652.32, 1,176,596.40 and 490,077.12 is: 676,269.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,652.32 : 1,176,596.40 = 490,077.12 : x
  2. Step 2: Convert to fraction form
    852,652.32/1,176,596.40 = 490,077.12/x
  3. Step 3: Cross multiply
    852,652.32x = 1,176,596.40 × 490,077.12
  4. Step 4: Simplify right side
    852,652.32x = 576,622,975,114.37
  5. Step 5: Solve for x
    x = 576,622,975,114.37/852,652.32
  6. Step 6: Final answer
    x = 676,269.75

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.