Home / 868,360.64-1,300,966.20-849,464.96

Finding the Fourth Proportional to 868,360.64, 1,300,966.20 and 849,464.96

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Solution

The fourth proportional to 868,360.64, 1,300,966.20 and 849,464.96 is: 1,272,656.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,360.64 : 1,300,966.20 = 849,464.96 : x
  2. Step 2: Convert to fraction form
    868,360.64/1,300,966.20 = 849,464.96/x
  3. Step 3: Cross multiply
    868,360.64x = 1,300,966.20 × 849,464.96
  4. Step 4: Simplify right side
    868,360.64x = 1,105,125,201,044.35
  5. Step 5: Solve for x
    x = 1,105,125,201,044.35/868,360.64
  6. Step 6: Final answer
    x = 1,272,656.95

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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.