Home / 762,144.01-1,051,682.93-439,957.90

Finding the Fourth Proportional to 762,144.01, 1,051,682.93 and 439,957.90

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Solution

The fourth proportional to 762,144.01, 1,051,682.93 and 439,957.90 is: 607,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,144.01 : 1,051,682.93 = 439,957.90 : x
  2. Step 2: Convert to fraction form
    762,144.01/1,051,682.93 = 439,957.90/x
  3. Step 3: Cross multiply
    762,144.01x = 1,051,682.93 × 439,957.90
  4. Step 4: Simplify right side
    762,144.01x = 462,696,213,348.65
  5. Step 5: Solve for x
    x = 462,696,213,348.65/762,144.01
  6. Step 6: Final answer
    x = 607,098.14

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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.