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Finding the Fourth Proportional to 602,449.96, 831,294.66 and 360,674.68

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Solution

The fourth proportional to 602,449.96, 831,294.66 and 360,674.68 is: 497,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,449.96 : 831,294.66 = 360,674.68 : x
  2. Step 2: Convert to fraction form
    602,449.96/831,294.66 = 360,674.68/x
  3. Step 3: Cross multiply
    602,449.96x = 831,294.66 × 360,674.68
  4. Step 4: Simplify right side
    602,449.96x = 299,826,935,481.21
  5. Step 5: Solve for x
    x = 299,826,935,481.21/602,449.96
  6. Step 6: Final answer
    x = 497,679.40

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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.