Home / 477,320.65-715,507.99-224,147.93

Finding the Fourth Proportional to 477,320.65, 715,507.99 and 224,147.93

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Solution

The fourth proportional to 477,320.65, 715,507.99 and 224,147.93 is: 335,999.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,320.65 : 715,507.99 = 224,147.93 : x
  2. Step 2: Convert to fraction form
    477,320.65/715,507.99 = 224,147.93/x
  3. Step 3: Cross multiply
    477,320.65x = 715,507.99 × 224,147.93
  4. Step 4: Simplify right side
    477,320.65x = 160,379,630,719.05
  5. Step 5: Solve for x
    x = 160,379,630,719.05/477,320.65
  6. Step 6: Final answer
    x = 335,999.78

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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.