Home / 542,847.24-749,133.34-297,830.36

Finding the Fourth Proportional to 542,847.24, 749,133.34 and 297,830.36

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Solution

The fourth proportional to 542,847.24, 749,133.34 and 297,830.36 is: 411,008.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,847.24 : 749,133.34 = 297,830.36 : x
  2. Step 2: Convert to fraction form
    542,847.24/749,133.34 = 297,830.36/x
  3. Step 3: Cross multiply
    542,847.24x = 749,133.34 × 297,830.36
  4. Step 4: Simplify right side
    542,847.24x = 223,114,652,340.20
  5. Step 5: Solve for x
    x = 223,114,652,340.20/542,847.24
  6. Step 6: Final answer
    x = 411,008.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.