Home / 377,494.02-520,948.80-207,727.74

Finding the Fourth Proportional to 377,494.02, 520,948.80 and 207,727.74

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Solution

The fourth proportional to 377,494.02, 520,948.80 and 207,727.74 is: 286,668.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,494.02 : 520,948.80 = 207,727.74 : x
  2. Step 2: Convert to fraction form
    377,494.02/520,948.80 = 207,727.74/x
  3. Step 3: Cross multiply
    377,494.02x = 520,948.80 × 207,727.74
  4. Step 4: Simplify right side
    377,494.02x = 108,215,516,879.71
  5. Step 5: Solve for x
    x = 108,215,516,879.71/377,494.02
  6. Step 6: Final answer
    x = 286,668.16

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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.