Home / 416,931.57-575,154.18-263,711.70

Finding the Fourth Proportional to 416,931.57, 575,154.18 and 263,711.70

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Solution

The fourth proportional to 416,931.57, 575,154.18 and 263,711.70 is: 363,788.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,931.57 : 575,154.18 = 263,711.70 : x
  2. Step 2: Convert to fraction form
    416,931.57/575,154.18 = 263,711.70/x
  3. Step 3: Cross multiply
    416,931.57x = 575,154.18 × 263,711.70
  4. Step 4: Simplify right side
    416,931.57x = 151,674,886,569.91
  5. Step 5: Solve for x
    x = 151,674,886,569.91/416,931.57
  6. Step 6: Final answer
    x = 363,788.44

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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.