Home / 972,319.06-1,458,478.58-262,347.10

Finding the Fourth Proportional to 972,319.06, 1,458,478.58 and 262,347.10

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Solution

The fourth proportional to 972,319.06, 1,458,478.58 and 262,347.10 is: 393,520.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,319.06 : 1,458,478.58 = 262,347.10 : x
  2. Step 2: Convert to fraction form
    972,319.06/1,458,478.58 = 262,347.10/x
  3. Step 3: Cross multiply
    972,319.06x = 1,458,478.58 × 262,347.10
  4. Step 4: Simplify right side
    972,319.06x = 382,627,620,005.43
  5. Step 5: Solve for x
    x = 382,627,620,005.43/972,319.06
  6. Step 6: Final answer
    x = 393,520.64

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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.