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Finding the Fourth Proportional to 635,549.28, 877,068.56 and 349,095.84

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Solution

The fourth proportional to 635,549.28, 877,068.56 and 349,095.84 is: 481,758.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,549.28 : 877,068.56 = 349,095.84 : x
  2. Step 2: Convert to fraction form
    635,549.28/877,068.56 = 349,095.84/x
  3. Step 3: Cross multiply
    635,549.28x = 877,068.56 × 349,095.84
  4. Step 4: Simplify right side
    635,549.28x = 306,180,985,690.79
  5. Step 5: Solve for x
    x = 306,180,985,690.79/635,549.28
  6. Step 6: Final answer
    x = 481,758.06

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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.