Home / 497,026.60-745,637.10-197,456.20

Finding the Fourth Proportional to 497,026.60, 745,637.10 and 197,456.20

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Solution

The fourth proportional to 497,026.60, 745,637.10 and 197,456.20 is: 296,222.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,026.60 : 745,637.10 = 197,456.20 : x
  2. Step 2: Convert to fraction form
    497,026.60/745,637.10 = 197,456.20/x
  3. Step 3: Cross multiply
    497,026.60x = 745,637.10 × 197,456.20
  4. Step 4: Simplify right side
    497,026.60x = 147,230,668,345.02
  5. Step 5: Solve for x
    x = 147,230,668,345.02/497,026.60
  6. Step 6: Final answer
    x = 296,222.92

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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.