Home / 435,809.04-652,307.40-225,157.20

Finding the Fourth Proportional to 435,809.04, 652,307.40 and 225,157.20

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Solution

The fourth proportional to 435,809.04, 652,307.40 and 225,157.20 is: 337,009.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,809.04 : 652,307.40 = 225,157.20 : x
  2. Step 2: Convert to fraction form
    435,809.04/652,307.40 = 225,157.20/x
  3. Step 3: Cross multiply
    435,809.04x = 652,307.40 × 225,157.20
  4. Step 4: Simplify right side
    435,809.04x = 146,871,707,723.28
  5. Step 5: Solve for x
    x = 146,871,707,723.28/435,809.04
  6. Step 6: Final answer
    x = 337,009.32

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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.