Home / 803,577.26-1,108,863.20-476,833.84

Finding the Fourth Proportional to 803,577.26, 1,108,863.20 and 476,833.84

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Solution

The fourth proportional to 803,577.26, 1,108,863.20 and 476,833.84 is: 657,987.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,577.26 : 1,108,863.20 = 476,833.84 : x
  2. Step 2: Convert to fraction form
    803,577.26/1,108,863.20 = 476,833.84/x
  3. Step 3: Cross multiply
    803,577.26x = 1,108,863.20 × 476,833.84
  4. Step 4: Simplify right side
    803,577.26x = 528,743,496,110.62
  5. Step 5: Solve for x
    x = 528,743,496,110.62/803,577.26
  6. Step 6: Final answer
    x = 657,987.13

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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.