Home / 415,679.18-573,637.02-224,692.57

Finding the Fourth Proportional to 415,679.18, 573,637.02 and 224,692.57

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Solution

The fourth proportional to 415,679.18, 573,637.02 and 224,692.57 is: 310,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,679.18 : 573,637.02 = 224,692.57 : x
  2. Step 2: Convert to fraction form
    415,679.18/573,637.02 = 224,692.57/x
  3. Step 3: Cross multiply
    415,679.18x = 573,637.02 × 224,692.57
  4. Step 4: Simplify right side
    415,679.18x = 128,891,976,270.94
  5. Step 5: Solve for x
    x = 128,891,976,270.94/415,679.18
  6. Step 6: Final answer
    x = 310,075.61

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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.