Home / 732,468.60-1,097,390.70-648,487.80

Finding the Fourth Proportional to 732,468.60, 1,097,390.70 and 648,487.80

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Solution

The fourth proportional to 732,468.60, 1,097,390.70 and 648,487.80 is: 971,569.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,468.60 : 1,097,390.70 = 648,487.80 : x
  2. Step 2: Convert to fraction form
    732,468.60/1,097,390.70 = 648,487.80/x
  3. Step 3: Cross multiply
    732,468.60x = 1,097,390.70 × 648,487.80
  4. Step 4: Simplify right side
    732,468.60x = 711,644,480,783.46
  5. Step 5: Solve for x
    x = 711,644,480,783.46/732,468.60
  6. Step 6: Final answer
    x = 971,569.95

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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.