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Finding the Fourth Proportional to 532,123.84, 734,331.36 and 293,659.84

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Solution

The fourth proportional to 532,123.84, 734,331.36 and 293,659.84 is: 405,250.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,123.84 : 734,331.36 = 293,659.84 : x
  2. Step 2: Convert to fraction form
    532,123.84/734,331.36 = 293,659.84/x
  3. Step 3: Cross multiply
    532,123.84x = 734,331.36 × 293,659.84
  4. Step 4: Simplify right side
    532,123.84x = 215,643,629,684.58
  5. Step 5: Solve for x
    x = 215,643,629,684.58/532,123.84
  6. Step 6: Final answer
    x = 405,250.83

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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.