Home / 996,560.87-1,495,366.18-435,989.03

Finding the Fourth Proportional to 996,560.87, 1,495,366.18 and 435,989.03

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Solution

The fourth proportional to 996,560.87, 1,495,366.18 and 435,989.03 is: 654,213.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,560.87 : 1,495,366.18 = 435,989.03 : x
  2. Step 2: Convert to fraction form
    996,560.87/1,495,366.18 = 435,989.03/x
  3. Step 3: Cross multiply
    996,560.87x = 1,495,366.18 × 435,989.03
  4. Step 4: Simplify right side
    996,560.87x = 651,963,241,746.20
  5. Step 5: Solve for x
    x = 651,963,241,746.20/996,560.87
  6. Step 6: Final answer
    x = 654,213.17

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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.