Home / 966,073.30-1,449,109.95-487,776.40

Finding the Fourth Proportional to 966,073.30, 1,449,109.95 and 487,776.40

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Solution

The fourth proportional to 966,073.30, 1,449,109.95 and 487,776.40 is: 731,664.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,073.30 : 1,449,109.95 = 487,776.40 : x
  2. Step 2: Convert to fraction form
    966,073.30/1,449,109.95 = 487,776.40/x
  3. Step 3: Cross multiply
    966,073.30x = 1,449,109.95 × 487,776.40
  4. Step 4: Simplify right side
    966,073.30x = 706,841,634,615.18
  5. Step 5: Solve for x
    x = 706,841,634,615.18/966,073.30
  6. Step 6: Final answer
    x = 731,664.60

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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.