Home / 1,031,149.51-1,423,071.25-572,255.75

Finding the Fourth Proportional to 1,031,149.51, 1,423,071.25 and 572,255.75

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Solution

The fourth proportional to 1,031,149.51, 1,423,071.25 and 572,255.75 is: 789,760.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,149.51 : 1,423,071.25 = 572,255.75 : x
  2. Step 2: Convert to fraction form
    1,031,149.51/1,423,071.25 = 572,255.75/x
  3. Step 3: Cross multiply
    1,031,149.51x = 1,423,071.25 × 572,255.75
  4. Step 4: Simplify right side
    1,031,149.51x = 814,360,707,599.23
  5. Step 5: Solve for x
    x = 814,360,707,599.23/1,031,149.51
  6. Step 6: Final answer
    x = 789,760.07

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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.