Home / 832,352.76-1,148,648.85-450,383.49

Finding the Fourth Proportional to 832,352.76, 1,148,648.85 and 450,383.49

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Solution

The fourth proportional to 832,352.76, 1,148,648.85 and 450,383.49 is: 621,530.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,352.76 : 1,148,648.85 = 450,383.49 : x
  2. Step 2: Convert to fraction form
    832,352.76/1,148,648.85 = 450,383.49/x
  3. Step 3: Cross multiply
    832,352.76x = 1,148,648.85 × 450,383.49
  4. Step 4: Simplify right side
    832,352.76x = 517,332,477,847.49
  5. Step 5: Solve for x
    x = 517,332,477,847.49/832,352.76
  6. Step 6: Final answer
    x = 621,530.32

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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.