Home / 803,527.72-1,108,593.60-459,116.56

Finding the Fourth Proportional to 803,527.72, 1,108,593.60 and 459,116.56

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Solution

The fourth proportional to 803,527.72, 1,108,593.60 and 459,116.56 is: 633,423.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,527.72 : 1,108,593.60 = 459,116.56 : x
  2. Step 2: Convert to fraction form
    803,527.72/1,108,593.60 = 459,116.56/x
  3. Step 3: Cross multiply
    803,527.72x = 1,108,593.60 × 459,116.56
  4. Step 4: Simplify right side
    803,527.72x = 508,973,680,070.02
  5. Step 5: Solve for x
    x = 508,973,680,070.02/803,527.72
  6. Step 6: Final answer
    x = 633,423.92

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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.