Home / 497,028.03-745,486.49-137,225.90

Finding the Fourth Proportional to 497,028.03, 745,486.49 and 137,225.90

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Solution

The fourth proportional to 497,028.03, 745,486.49 and 137,225.90 is: 205,823.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,028.03 : 745,486.49 = 137,225.90 : x
  2. Step 2: Convert to fraction form
    497,028.03/745,486.49 = 137,225.90/x
  3. Step 3: Cross multiply
    497,028.03x = 745,486.49 × 137,225.90
  4. Step 4: Simplify right side
    497,028.03x = 102,300,050,114.53
  5. Step 5: Solve for x
    x = 102,300,050,114.53/497,028.03
  6. Step 6: Final answer
    x = 205,823.50

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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.