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Finding the Fourth Proportional to 602,604.96, 831,508.88 and 360,830.88

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Solution

The fourth proportional to 602,604.96, 831,508.88 and 360,830.88 is: 497,895.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,604.96 : 831,508.88 = 360,830.88 : x
  2. Step 2: Convert to fraction form
    602,604.96/831,508.88 = 360,830.88/x
  3. Step 3: Cross multiply
    602,604.96x = 831,508.88 × 360,830.88
  4. Step 4: Simplify right side
    602,604.96x = 300,034,080,898.21
  5. Step 5: Solve for x
    x = 300,034,080,898.21/602,604.96
  6. Step 6: Final answer
    x = 497,895.14

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1.5x scale

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.