Home / 761,519.32-1,050,884.06-417,352.60

Finding the Fourth Proportional to 761,519.32, 1,050,884.06 and 417,352.60

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Solution

The fourth proportional to 761,519.32, 1,050,884.06 and 417,352.60 is: 575,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,519.32 : 1,050,884.06 = 417,352.60 : x
  2. Step 2: Convert to fraction form
    761,519.32/1,050,884.06 = 417,352.60/x
  3. Step 3: Cross multiply
    761,519.32x = 1,050,884.06 × 417,352.60
  4. Step 4: Simplify right side
    761,519.32x = 438,589,194,739.56
  5. Step 5: Solve for x
    x = 438,589,194,739.56/761,519.32
  6. Step 6: Final answer
    x = 575,939.68

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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.