Home / 868,931.02-1,303,218.36-329,001.02

Finding the Fourth Proportional to 868,931.02, 1,303,218.36 and 329,001.02

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Solution

The fourth proportional to 868,931.02, 1,303,218.36 and 329,001.02 is: 493,434.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,931.02 : 1,303,218.36 = 329,001.02 : x
  2. Step 2: Convert to fraction form
    868,931.02/1,303,218.36 = 329,001.02/x
  3. Step 3: Cross multiply
    868,931.02x = 1,303,218.36 × 329,001.02
  4. Step 4: Simplify right side
    868,931.02x = 428,760,172,444.00
  5. Step 5: Solve for x
    x = 428,760,172,444.00/868,931.02
  6. Step 6: Final answer
    x = 493,434.07

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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.