Home / 755,764.56-1,041,739.52-510,672.80

Finding the Fourth Proportional to 755,764.56, 1,041,739.52 and 510,672.80

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Solution

The fourth proportional to 755,764.56, 1,041,739.52 and 510,672.80 is: 703,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,764.56 : 1,041,739.52 = 510,672.80 : x
  2. Step 2: Convert to fraction form
    755,764.56/1,041,739.52 = 510,672.80/x
  3. Step 3: Cross multiply
    755,764.56x = 1,041,739.52 × 510,672.80
  4. Step 4: Simplify right side
    755,764.56x = 531,988,037,600.04
  5. Step 5: Solve for x
    x = 531,988,037,600.04/755,764.56
  6. Step 6: Final answer
    x = 703,907.10

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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.