Home / 334,430.53-461,897.39-220,219.72

Finding the Fourth Proportional to 334,430.53, 461,897.39 and 220,219.72

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Solution

The fourth proportional to 334,430.53, 461,897.39 and 220,219.72 is: 304,155.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,430.53 : 461,897.39 = 220,219.72 : x
  2. Step 2: Convert to fraction form
    334,430.53/461,897.39 = 220,219.72/x
  3. Step 3: Cross multiply
    334,430.53x = 461,897.39 × 220,219.72
  4. Step 4: Simplify right side
    334,430.53x = 101,718,913,290.34
  5. Step 5: Solve for x
    x = 101,718,913,290.34/334,430.53
  6. Step 6: Final answer
    x = 304,155.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.