Home / 318,434.27-477,574.79-93,733.65

Finding the Fourth Proportional to 318,434.27, 477,574.79 and 93,733.65

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Solution

The fourth proportional to 318,434.27, 477,574.79 and 93,733.65 is: 140,577.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,434.27 : 477,574.79 = 93,733.65 : x
  2. Step 2: Convert to fraction form
    318,434.27/477,574.79 = 93,733.65/x
  3. Step 3: Cross multiply
    318,434.27x = 477,574.79 × 93,733.65
  4. Step 4: Simplify right side
    318,434.27x = 44,764,827,746.02
  5. Step 5: Solve for x
    x = 44,764,827,746.02/318,434.27
  6. Step 6: Final answer
    x = 140,577.92

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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.