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Finding the Fourth Proportional to 702,495.32, 968,785.56 and 466,331.54

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Solution

The fourth proportional to 702,495.32, 968,785.56 and 466,331.54 is: 643,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,495.32 : 968,785.56 = 466,331.54 : x
  2. Step 2: Convert to fraction form
    702,495.32/968,785.56 = 466,331.54/x
  3. Step 3: Cross multiply
    702,495.32x = 968,785.56 × 466,331.54
  4. Step 4: Simplify right side
    702,495.32x = 451,775,257,280.64
  5. Step 5: Solve for x
    x = 451,775,257,280.64/702,495.32
  6. Step 6: Final answer
    x = 643,100.74

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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.