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Finding the Fourth Proportional to 399,280.50, 598,625.51 and 241,473.87

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Solution

The fourth proportional to 399,280.50, 598,625.51 and 241,473.87 is: 362,032.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,280.50 : 598,625.51 = 241,473.87 : x
  2. Step 2: Convert to fraction form
    399,280.50/598,625.51 = 241,473.87/x
  3. Step 3: Cross multiply
    399,280.50x = 598,625.51 × 241,473.87
  4. Step 4: Simplify right side
    399,280.50x = 144,552,417,373.05
  5. Step 5: Solve for x
    x = 144,552,417,373.05/399,280.50
  6. Step 6: Final answer
    x = 362,032.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.