Home / 497,186.20-745,808.77-155,693.50

Finding the Fourth Proportional to 497,186.20, 745,808.77 and 155,693.50

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Solution

The fourth proportional to 497,186.20, 745,808.77 and 155,693.50 is: 233,549.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,186.20 : 745,808.77 = 155,693.50 : x
  2. Step 2: Convert to fraction form
    497,186.20/745,808.77 = 155,693.50/x
  3. Step 3: Cross multiply
    497,186.20x = 745,808.77 × 155,693.50
  4. Step 4: Simplify right side
    497,186.20x = 116,117,577,732.00
  5. Step 5: Solve for x
    x = 116,117,577,732.00/497,186.20
  6. Step 6: Final answer
    x = 233,549.48

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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.