Home / 765,862.01-1,148,792.46-344,645.81

Finding the Fourth Proportional to 765,862.01, 1,148,792.46 and 344,645.81

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Solution

The fourth proportional to 765,862.01, 1,148,792.46 and 344,645.81 is: 516,968.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,862.01 : 1,148,792.46 = 344,645.81 : x
  2. Step 2: Convert to fraction form
    765,862.01/1,148,792.46 = 344,645.81/x
  3. Step 3: Cross multiply
    765,862.01x = 1,148,792.46 × 344,645.81
  4. Step 4: Simplify right side
    765,862.01x = 395,926,507,898.59
  5. Step 5: Solve for x
    x = 395,926,507,898.59/765,862.01
  6. Step 6: Final answer
    x = 516,968.47

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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.