Home / 970,636.16-1,456,151.04-371,616.80

Finding the Fourth Proportional to 970,636.16, 1,456,151.04 and 371,616.80

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Solution

The fourth proportional to 970,636.16, 1,456,151.04 and 371,616.80 is: 557,500.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,636.16 : 1,456,151.04 = 371,616.80 : x
  2. Step 2: Convert to fraction form
    970,636.16/1,456,151.04 = 371,616.80/x
  3. Step 3: Cross multiply
    970,636.16x = 1,456,151.04 × 371,616.80
  4. Step 4: Simplify right side
    970,636.16x = 541,130,189,801.47
  5. Step 5: Solve for x
    x = 541,130,189,801.47/970,636.16
  6. Step 6: Final answer
    x = 557,500.55

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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.