Home / 597,023.56-822,491.28-415,423.16

Finding the Fourth Proportional to 597,023.56, 822,491.28 and 415,423.16

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Solution

The fourth proportional to 597,023.56, 822,491.28 and 415,423.16 is: 572,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,023.56 : 822,491.28 = 415,423.16 : x
  2. Step 2: Convert to fraction form
    597,023.56/822,491.28 = 415,423.16/x
  3. Step 3: Cross multiply
    597,023.56x = 822,491.28 × 415,423.16
  4. Step 4: Simplify right side
    597,023.56x = 341,681,926,610.05
  5. Step 5: Solve for x
    x = 341,681,926,610.05/597,023.56
  6. Step 6: Final answer
    x = 572,308.95

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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.