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Finding the Fourth Proportional to 334,461.47, 501,478.71 and 220,477.73

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Solution

The fourth proportional to 334,461.47, 501,478.71 and 220,477.73 is: 330,575.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,461.47 : 501,478.71 = 220,477.73 : x
  2. Step 2: Convert to fraction form
    334,461.47/501,478.71 = 220,477.73/x
  3. Step 3: Cross multiply
    334,461.47x = 501,478.71 × 220,477.73
  4. Step 4: Simplify right side
    334,461.47x = 110,564,885,116.74
  5. Step 5: Solve for x
    x = 110,564,885,116.74/334,461.47
  6. Step 6: Final answer
    x = 330,575.86

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1.5x scale

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.