Home / 832,701.48-1,249,115.40-327,018.48

Finding the Fourth Proportional to 832,701.48, 1,249,115.40 and 327,018.48

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Solution

The fourth proportional to 832,701.48, 1,249,115.40 and 327,018.48 is: 490,552.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,701.48 : 1,249,115.40 = 327,018.48 : x
  2. Step 2: Convert to fraction form
    832,701.48/1,249,115.40 = 327,018.48/x
  3. Step 3: Cross multiply
    832,701.48x = 1,249,115.40 × 327,018.48
  4. Step 4: Simplify right side
    832,701.48x = 408,483,819,452.59
  5. Step 5: Solve for x
    x = 408,483,819,452.59/832,701.48
  6. Step 6: Final answer
    x = 490,552.53

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.