Home / 750,558.71-1,034,741.42-474,779.36

Finding the Fourth Proportional to 750,558.71, 1,034,741.42 and 474,779.36

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Solution

The fourth proportional to 750,558.71, 1,034,741.42 and 474,779.36 is: 654,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,558.71 : 1,034,741.42 = 474,779.36 : x
  2. Step 2: Convert to fraction form
    750,558.71/1,034,741.42 = 474,779.36/x
  3. Step 3: Cross multiply
    750,558.71x = 1,034,741.42 × 474,779.36
  4. Step 4: Simplify right side
    750,558.71x = 491,273,871,146.47
  5. Step 5: Solve for x
    x = 491,273,871,146.47/750,558.71
  6. Step 6: Final answer
    x = 654,544.23

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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.