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Finding the Fourth Proportional to 424,894.26, 586,331.55 and 233,870.88

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Solution

The fourth proportional to 424,894.26, 586,331.55 and 233,870.88 is: 322,729.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,894.26 : 586,331.55 = 233,870.88 : x
  2. Step 2: Convert to fraction form
    424,894.26/586,331.55 = 233,870.88/x
  3. Step 3: Cross multiply
    424,894.26x = 586,331.55 × 233,870.88
  4. Step 4: Simplify right side
    424,894.26x = 137,125,875,570.26
  5. Step 5: Solve for x
    x = 137,125,875,570.26/424,894.26
  6. Step 6: Final answer
    x = 322,729.41

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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.