Home / 756,785.08-1,044,370.46-417,265.40

Finding the Fourth Proportional to 756,785.08, 1,044,370.46 and 417,265.40

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Solution

The fourth proportional to 756,785.08, 1,044,370.46 and 417,265.40 is: 575,830.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,785.08 : 1,044,370.46 = 417,265.40 : x
  2. Step 2: Convert to fraction form
    756,785.08/1,044,370.46 = 417,265.40/x
  3. Step 3: Cross multiply
    756,785.08x = 1,044,370.46 × 417,265.40
  4. Step 4: Simplify right side
    756,785.08x = 435,779,657,740.08
  5. Step 5: Solve for x
    x = 435,779,657,740.08/756,785.08
  6. Step 6: Final answer
    x = 575,830.14

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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.