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Finding the Fourth Proportional to 658,353.27, 908,527.51 and 356,547.27

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Solution

The fourth proportional to 658,353.27, 908,527.51 and 356,547.27 is: 492,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,353.27 : 908,527.51 = 356,547.27 : x
  2. Step 2: Convert to fraction form
    658,353.27/908,527.51 = 356,547.27/x
  3. Step 3: Cross multiply
    658,353.27x = 908,527.51 × 356,547.27
  4. Step 4: Simplify right side
    658,353.27x = 323,933,003,410.40
  5. Step 5: Solve for x
    x = 323,933,003,410.40/658,353.27
  6. Step 6: Final answer
    x = 492,035.23

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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.