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Finding the Fourth Proportional to 369,560.06, 509,809.54 and 238,692.71

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Solution

The fourth proportional to 369,560.06, 509,809.54 and 238,692.71 is: 329,277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,560.06 : 509,809.54 = 238,692.71 : x
  2. Step 2: Convert to fraction form
    369,560.06/509,809.54 = 238,692.71/x
  3. Step 3: Cross multiply
    369,560.06x = 509,809.54 × 238,692.71
  4. Step 4: Simplify right side
    369,560.06x = 121,687,820,686.45
  5. Step 5: Solve for x
    x = 121,687,820,686.45/369,560.06
  6. Step 6: Final answer
    x = 329,277.52

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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.