Home / 389,039.16-583,325.10-152,099.52

Finding the Fourth Proportional to 389,039.16, 583,325.10 and 152,099.52

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Solution

The fourth proportional to 389,039.16, 583,325.10 and 152,099.52 is: 228,057.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,039.16 : 583,325.10 = 152,099.52 : x
  2. Step 2: Convert to fraction form
    389,039.16/583,325.10 = 152,099.52/x
  3. Step 3: Cross multiply
    389,039.16x = 583,325.10 × 152,099.52
  4. Step 4: Simplify right side
    389,039.16x = 88,723,467,713.95
  5. Step 5: Solve for x
    x = 88,723,467,713.95/389,039.16
  6. Step 6: Final answer
    x = 228,057.94

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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.