Home / 867,564.10-1,197,283.17-480,377.62

Finding the Fourth Proportional to 867,564.10, 1,197,283.17 and 480,377.62

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Solution

The fourth proportional to 867,564.10, 1,197,283.17 and 480,377.62 is: 662,945.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,564.10 : 1,197,283.17 = 480,377.62 : x
  2. Step 2: Convert to fraction form
    867,564.10/1,197,283.17 = 480,377.62/x
  3. Step 3: Cross multiply
    867,564.10x = 1,197,283.17 × 480,377.62
  4. Step 4: Simplify right side
    867,564.10x = 575,148,039,670.66
  5. Step 5: Solve for x
    x = 575,148,039,670.66/867,564.10
  6. Step 6: Final answer
    x = 662,945.87

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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.