Home / 480,350.12-662,539.38-337,142.12

Finding the Fourth Proportional to 480,350.12, 662,539.38 and 337,142.12

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Solution

The fourth proportional to 480,350.12, 662,539.38 and 337,142.12 is: 465,014.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,350.12 : 662,539.38 = 337,142.12 : x
  2. Step 2: Convert to fraction form
    480,350.12/662,539.38 = 337,142.12/x
  3. Step 3: Cross multiply
    480,350.12x = 662,539.38 × 337,142.12
  4. Step 4: Simplify right side
    480,350.12x = 223,369,931,156.69
  5. Step 5: Solve for x
    x = 223,369,931,156.69/480,350.12
  6. Step 6: Final answer
    x = 465,014.83

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1.5x scale

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.