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Finding the Fourth Proportional to 463,948.31, 695,922.47 and 113,740.31

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Solution

The fourth proportional to 463,948.31, 695,922.47 and 113,740.31 is: 170,610.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,948.31 : 695,922.47 = 113,740.31 : x
  2. Step 2: Convert to fraction form
    463,948.31/695,922.47 = 113,740.31/x
  3. Step 3: Cross multiply
    463,948.31x = 695,922.47 × 113,740.31
  4. Step 4: Simplify right side
    463,948.31x = 79,154,439,071.40
  5. Step 5: Solve for x
    x = 79,154,439,071.40/463,948.31
  6. Step 6: Final answer
    x = 170,610.47

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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.