Home / 713,999.10-1,070,998.65-314,434.20

Finding the Fourth Proportional to 713,999.10, 1,070,998.65 and 314,434.20

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Solution

The fourth proportional to 713,999.10, 1,070,998.65 and 314,434.20 is: 471,651.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,999.10 : 1,070,998.65 = 314,434.20 : x
  2. Step 2: Convert to fraction form
    713,999.10/1,070,998.65 = 314,434.20/x
  3. Step 3: Cross multiply
    713,999.10x = 1,070,998.65 × 314,434.20
  4. Step 4: Simplify right side
    713,999.10x = 336,758,603,713.83
  5. Step 5: Solve for x
    x = 336,758,603,713.83/713,999.10
  6. Step 6: Final answer
    x = 471,651.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.