Home / 558,970.47-837,908.96-221,899.10

Finding the Fourth Proportional to 558,970.47, 837,908.96 and 221,899.10

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Solution

The fourth proportional to 558,970.47, 837,908.96 and 221,899.10 is: 332,631.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,970.47 : 837,908.96 = 221,899.10 : x
  2. Step 2: Convert to fraction form
    558,970.47/837,908.96 = 221,899.10/x
  3. Step 3: Cross multiply
    558,970.47x = 837,908.96 × 221,899.10
  4. Step 4: Simplify right side
    558,970.47x = 185,931,238,806.90
  5. Step 5: Solve for x
    x = 185,931,238,806.90/558,970.47
  6. Step 6: Final answer
    x = 332,631.59

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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.