Home / 756,646.84-1,044,179.60-417,127.24

Finding the Fourth Proportional to 756,646.84, 1,044,179.60 and 417,127.24

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Solution

The fourth proportional to 756,646.84, 1,044,179.60 and 417,127.24 is: 575,639.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,646.84 : 1,044,179.60 = 417,127.24 : x
  2. Step 2: Convert to fraction form
    756,646.84/1,044,179.60 = 417,127.24/x
  3. Step 3: Cross multiply
    756,646.84x = 1,044,179.60 × 417,127.24
  4. Step 4: Simplify right side
    756,646.84x = 435,555,754,612.30
  5. Step 5: Solve for x
    x = 435,555,754,612.30/756,646.84
  6. Step 6: Final answer
    x = 575,639.43

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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.