Home / 755,475.12-1,042,619.04-416,007.36

Finding the Fourth Proportional to 755,475.12, 1,042,619.04 and 416,007.36

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Solution

The fourth proportional to 755,475.12, 1,042,619.04 and 416,007.36 is: 574,125.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,475.12 : 1,042,619.04 = 416,007.36 : x
  2. Step 2: Convert to fraction form
    755,475.12/1,042,619.04 = 416,007.36/x
  3. Step 3: Cross multiply
    755,475.12x = 1,042,619.04 × 416,007.36
  4. Step 4: Simplify right side
    755,475.12x = 433,737,194,316.13
  5. Step 5: Solve for x
    x = 433,737,194,316.13/755,475.12
  6. Step 6: Final answer
    x = 574,125.05

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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.