Home / 738,437.80-1,106,781.90-551,230.60

Finding the Fourth Proportional to 738,437.80, 1,106,781.90 and 551,230.60

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Solution

The fourth proportional to 738,437.80, 1,106,781.90 and 551,230.60 is: 826,192.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,437.80 : 1,106,781.90 = 551,230.60 : x
  2. Step 2: Convert to fraction form
    738,437.80/1,106,781.90 = 551,230.60/x
  3. Step 3: Cross multiply
    738,437.80x = 1,106,781.90 × 551,230.60
  4. Step 4: Simplify right side
    738,437.80x = 610,092,050,806.14
  5. Step 5: Solve for x
    x = 610,092,050,806.14/738,437.80
  6. Step 6: Final answer
    x = 826,192.88

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1.5x scale

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.