Home / 867,337.40-1,301,103.30-268,293.80

Finding the Fourth Proportional to 867,337.40, 1,301,103.30 and 268,293.80

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Solution

The fourth proportional to 867,337.40, 1,301,103.30 and 268,293.80 is: 402,470.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,337.40 : 1,301,103.30 = 268,293.80 : x
  2. Step 2: Convert to fraction form
    867,337.40/1,301,103.30 = 268,293.80/x
  3. Step 3: Cross multiply
    867,337.40x = 1,301,103.30 × 268,293.80
  4. Step 4: Simplify right side
    867,337.40x = 349,077,948,549.54
  5. Step 5: Solve for x
    x = 349,077,948,549.54/867,337.40
  6. Step 6: Final answer
    x = 402,470.77

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1.5x scale

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.