Home / 389,560.32-584,602.92-152,875.08

Finding the Fourth Proportional to 389,560.32, 584,602.92 and 152,875.08

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Solution

The fourth proportional to 389,560.32, 584,602.92 and 152,875.08 is: 229,415.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,560.32 : 584,602.92 = 152,875.08 : x
  2. Step 2: Convert to fraction form
    389,560.32/584,602.92 = 152,875.08/x
  3. Step 3: Cross multiply
    389,560.32x = 584,602.92 × 152,875.08
  4. Step 4: Simplify right side
    389,560.32x = 89,371,218,163.23
  5. Step 5: Solve for x
    x = 89,371,218,163.23/389,560.32
  6. Step 6: Final answer
    x = 229,415.61

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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.