Home / 651,487.19-977,361.15-225,038.57

Finding the Fourth Proportional to 651,487.19, 977,361.15 and 225,038.57

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Solution

The fourth proportional to 651,487.19, 977,361.15 and 225,038.57 is: 337,602.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,487.19 : 977,361.15 = 225,038.57 : x
  2. Step 2: Convert to fraction form
    651,487.19/977,361.15 = 225,038.57/x
  3. Step 3: Cross multiply
    651,487.19x = 977,361.15 × 225,038.57
  4. Step 4: Simplify right side
    651,487.19x = 219,943,955,569.56
  5. Step 5: Solve for x
    x = 219,943,955,569.56/651,487.19
  6. Step 6: Final answer
    x = 337,602.89

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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.