Home / 497,024.40-745,536.60-458,533.20

Finding the Fourth Proportional to 497,024.40, 745,536.60 and 458,533.20

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Solution

The fourth proportional to 497,024.40, 745,536.60 and 458,533.20 is: 687,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,024.40 : 745,536.60 = 458,533.20 : x
  2. Step 2: Convert to fraction form
    497,024.40/745,536.60 = 458,533.20/x
  3. Step 3: Cross multiply
    497,024.40x = 745,536.60 × 458,533.20
  4. Step 4: Simplify right side
    497,024.40x = 341,853,282,915.12
  5. Step 5: Solve for x
    x = 341,853,282,915.12/497,024.40
  6. Step 6: Final answer
    x = 687,799.80

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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.