Home / 832,515.36-1,148,871.12-450,542.22

Finding the Fourth Proportional to 832,515.36, 1,148,871.12 and 450,542.22

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Solution

The fourth proportional to 832,515.36, 1,148,871.12 and 450,542.22 is: 621,748.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,515.36 : 1,148,871.12 = 450,542.22 : x
  2. Step 2: Convert to fraction form
    832,515.36/1,148,871.12 = 450,542.22/x
  3. Step 3: Cross multiply
    832,515.36x = 1,148,871.12 × 450,542.22
  4. Step 4: Simplify right side
    832,515.36x = 517,614,944,898.69
  5. Step 5: Solve for x
    x = 517,614,944,898.69/832,515.36
  6. Step 6: Final answer
    x = 621,748.22

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Double scale
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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.