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Finding the Fourth Proportional to 424,706.95, 586,095.67 and 233,720.34

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Solution

The fourth proportional to 424,706.95, 586,095.67 and 233,720.34 is: 322,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,706.95 : 586,095.67 = 233,720.34 : x
  2. Step 2: Convert to fraction form
    424,706.95/586,095.67 = 233,720.34/x
  3. Step 3: Cross multiply
    424,706.95x = 586,095.67 × 233,720.34
  4. Step 4: Simplify right side
    424,706.95x = 136,982,478,016.56
  5. Step 5: Solve for x
    x = 136,982,478,016.56/424,706.95
  6. Step 6: Final answer
    x = 322,534.11

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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.