Home / 558,860.16-837,820.02-243,079.22

Finding the Fourth Proportional to 558,860.16, 837,820.02 and 243,079.22

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Solution

The fourth proportional to 558,860.16, 837,820.02 and 243,079.22 is: 364,414.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,860.16 : 837,820.02 = 243,079.22 : x
  2. Step 2: Convert to fraction form
    558,860.16/837,820.02 = 243,079.22/x
  3. Step 3: Cross multiply
    558,860.16x = 837,820.02 × 243,079.22
  4. Step 4: Simplify right side
    558,860.16x = 203,656,636,961.98
  5. Step 5: Solve for x
    x = 203,656,636,961.98/558,860.16
  6. Step 6: Final answer
    x = 364,414.31

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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.