Home / 744,305.40-1,116,458.10-732,495.60

Finding the Fourth Proportional to 744,305.40, 1,116,458.10 and 732,495.60

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Solution

The fourth proportional to 744,305.40, 1,116,458.10 and 732,495.60 is: 1,098,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,305.40 : 1,116,458.10 = 732,495.60 : x
  2. Step 2: Convert to fraction form
    744,305.40/1,116,458.10 = 732,495.60/x
  3. Step 3: Cross multiply
    744,305.40x = 1,116,458.10 × 732,495.60
  4. Step 4: Simplify right side
    744,305.40x = 817,800,645,834.36
  5. Step 5: Solve for x
    x = 817,800,645,834.36/744,305.40
  6. Step 6: Final answer
    x = 1,098,743.40

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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.