Home / 971,223.57-1,340,310.18-535,654.16

Finding the Fourth Proportional to 971,223.57, 1,340,310.18 and 535,654.16

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Solution

The fourth proportional to 971,223.57, 1,340,310.18 and 535,654.16 is: 739,214.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,223.57 : 1,340,310.18 = 535,654.16 : x
  2. Step 2: Convert to fraction form
    971,223.57/1,340,310.18 = 535,654.16/x
  3. Step 3: Cross multiply
    971,223.57x = 1,340,310.18 × 535,654.16
  4. Step 4: Simplify right side
    971,223.57x = 717,942,719,923.26
  5. Step 5: Solve for x
    x = 717,942,719,923.26/971,223.57
  6. Step 6: Final answer
    x = 739,214.68

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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.