Home / 899,271.32-1,349,572.22-425,957.76

Finding the Fourth Proportional to 899,271.32, 1,349,572.22 and 425,957.76

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Solution

The fourth proportional to 899,271.32, 1,349,572.22 and 425,957.76 is: 639,251.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,271.32 : 1,349,572.22 = 425,957.76 : x
  2. Step 2: Convert to fraction form
    899,271.32/1,349,572.22 = 425,957.76/x
  3. Step 3: Cross multiply
    899,271.32x = 1,349,572.22 × 425,957.76
  4. Step 4: Simplify right side
    899,271.32x = 574,860,759,789.43
  5. Step 5: Solve for x
    x = 574,860,759,789.43/899,271.32
  6. Step 6: Final answer
    x = 639,251.74

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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.