Home / 334,920.90-502,462.35-98,271.30

Finding the Fourth Proportional to 334,920.90, 502,462.35 and 98,271.30

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Solution

The fourth proportional to 334,920.90, 502,462.35 and 98,271.30 is: 147,430.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,920.90 : 502,462.35 = 98,271.30 : x
  2. Step 2: Convert to fraction form
    334,920.90/502,462.35 = 98,271.30/x
  3. Step 3: Cross multiply
    334,920.90x = 502,462.35 × 98,271.30
  4. Step 4: Simplify right side
    334,920.90x = 49,377,628,335.56
  5. Step 5: Solve for x
    x = 49,377,628,335.56/334,920.90
  6. Step 6: Final answer
    x = 147,430.72

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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.