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Finding the Fourth Proportional to 341,223.98, 471,040.07 and 220,424.13

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Solution

The fourth proportional to 341,223.98, 471,040.07 and 220,424.13 is: 304,282.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,223.98 : 471,040.07 = 220,424.13 : x
  2. Step 2: Convert to fraction form
    341,223.98/471,040.07 = 220,424.13/x
  3. Step 3: Cross multiply
    341,223.98x = 471,040.07 × 220,424.13
  4. Step 4: Simplify right side
    341,223.98x = 103,828,596,522.77
  5. Step 5: Solve for x
    x = 103,828,596,522.77/341,223.98
  6. Step 6: Final answer
    x = 304,282.83

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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.