Home / 366,739.28-506,345.92-229,127.69

Finding the Fourth Proportional to 366,739.28, 506,345.92 and 229,127.69

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Solution

The fourth proportional to 366,739.28, 506,345.92 and 229,127.69 is: 316,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,739.28 : 506,345.92 = 229,127.69 : x
  2. Step 2: Convert to fraction form
    366,739.28/506,345.92 = 229,127.69/x
  3. Step 3: Cross multiply
    366,739.28x = 506,345.92 × 229,127.69
  4. Step 4: Simplify right side
    366,739.28x = 116,017,868,835.38
  5. Step 5: Solve for x
    x = 116,017,868,835.38/366,739.28
  6. Step 6: Final answer
    x = 316,349.72

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1.5x scale

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.