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Finding the Fourth Proportional to 576,073.09, 795,123.21 and 349,908.13

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Solution

The fourth proportional to 576,073.09, 795,123.21 and 349,908.13 is: 482,959.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,073.09 : 795,123.21 = 349,908.13 : x
  2. Step 2: Convert to fraction form
    576,073.09/795,123.21 = 349,908.13/x
  3. Step 3: Cross multiply
    576,073.09x = 795,123.21 × 349,908.13
  4. Step 4: Simplify right side
    576,073.09x = 278,220,075,530.70
  5. Step 5: Solve for x
    x = 278,220,075,530.70/576,073.09
  6. Step 6: Final answer
    x = 482,959.68

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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.