Home / 435,384.72-653,264.28-225,170.16

Finding the Fourth Proportional to 435,384.72, 653,264.28 and 225,170.16

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Solution

The fourth proportional to 435,384.72, 653,264.28 and 225,170.16 is: 337,852.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,384.72 : 653,264.28 = 225,170.16 : x
  2. Step 2: Convert to fraction form
    435,384.72/653,264.28 = 225,170.16/x
  3. Step 3: Cross multiply
    435,384.72x = 653,264.28 × 225,170.16
  4. Step 4: Simplify right side
    435,384.72x = 147,095,622,449.89
  5. Step 5: Solve for x
    x = 147,095,622,449.89/435,384.72
  6. Step 6: Final answer
    x = 337,852.06

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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.