Home / 996,688.04-1,375,358.15-561,082.87

Finding the Fourth Proportional to 996,688.04, 1,375,358.15 and 561,082.87

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Solution

The fourth proportional to 996,688.04, 1,375,358.15 and 561,082.87 is: 774,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,688.04 : 1,375,358.15 = 561,082.87 : x
  2. Step 2: Convert to fraction form
    996,688.04/1,375,358.15 = 561,082.87/x
  3. Step 3: Cross multiply
    996,688.04x = 1,375,358.15 × 561,082.87
  4. Step 4: Simplify right side
    996,688.04x = 771,689,898,079.89
  5. Step 5: Solve for x
    x = 771,689,898,079.89/996,688.04
  6. Step 6: Final answer
    x = 774,254.20

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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.