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Finding the Fourth Proportional to 583,655.20, 874,834.80 and 228,551.20

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Solution

The fourth proportional to 583,655.20, 874,834.80 and 228,551.20 is: 342,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,655.20 : 874,834.80 = 228,551.20 : x
  2. Step 2: Convert to fraction form
    583,655.20/874,834.80 = 228,551.20/x
  3. Step 3: Cross multiply
    583,655.20x = 874,834.80 × 228,551.20
  4. Step 4: Simplify right side
    583,655.20x = 199,944,543,341.76
  5. Step 5: Solve for x
    x = 199,944,543,341.76/583,655.20
  6. Step 6: Final answer
    x = 342,573.05

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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.