Home / 781,492.46-1,172,225.93-249,006.29

Finding the Fourth Proportional to 781,492.46, 1,172,225.93 and 249,006.29

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Solution

The fourth proportional to 781,492.46, 1,172,225.93 and 249,006.29 is: 373,505.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,492.46 : 1,172,225.93 = 249,006.29 : x
  2. Step 2: Convert to fraction form
    781,492.46/1,172,225.93 = 249,006.29/x
  3. Step 3: Cross multiply
    781,492.46x = 1,172,225.93 × 249,006.29
  4. Step 4: Simplify right side
    781,492.46x = 291,891,622,764.94
  5. Step 5: Solve for x
    x = 291,891,622,764.94/781,492.46
  6. Step 6: Final answer
    x = 373,505.36

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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.