Home / 373,509.12-559,036.80-284,280.96

Finding the Fourth Proportional to 373,509.12, 559,036.80 and 284,280.96

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Solution

The fourth proportional to 373,509.12, 559,036.80 and 284,280.96 is: 425,487.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,509.12 : 559,036.80 = 284,280.96 : x
  2. Step 2: Convert to fraction form
    373,509.12/559,036.80 = 284,280.96/x
  3. Step 3: Cross multiply
    373,509.12x = 559,036.80 × 284,280.96
  4. Step 4: Simplify right side
    373,509.12x = 158,923,518,179.33
  5. Step 5: Solve for x
    x = 158,923,518,179.33/373,509.12
  6. Step 6: Final answer
    x = 425,487.65

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1.5x scale

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.