Home / 756,561.60-1,044,038.16-417,029.04

Finding the Fourth Proportional to 756,561.60, 1,044,038.16 and 417,029.04

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Solution

The fourth proportional to 756,561.60, 1,044,038.16 and 417,029.04 is: 575,490.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,561.60 : 1,044,038.16 = 417,029.04 : x
  2. Step 2: Convert to fraction form
    756,561.60/1,044,038.16 = 417,029.04/x
  3. Step 3: Cross multiply
    756,561.60x = 1,044,038.16 × 417,029.04
  4. Step 4: Simplify right side
    756,561.60x = 435,394,231,588.17
  5. Step 5: Solve for x
    x = 435,394,231,588.17/756,561.60
  6. Step 6: Final answer
    x = 575,490.79

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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.