Home / 832,271.90-1,148,451.53-469,674.19

Finding the Fourth Proportional to 832,271.90, 1,148,451.53 and 469,674.19

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Solution

The fourth proportional to 832,271.90, 1,148,451.53 and 469,674.19 is: 648,103.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,271.90 : 1,148,451.53 = 469,674.19 : x
  2. Step 2: Convert to fraction form
    832,271.90/1,148,451.53 = 469,674.19/x
  3. Step 3: Cross multiply
    832,271.90x = 1,148,451.53 × 469,674.19
  4. Step 4: Simplify right side
    832,271.90x = 539,398,040,410.07
  5. Step 5: Solve for x
    x = 539,398,040,410.07/832,271.90
  6. Step 6: Final answer
    x = 648,103.15

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Half scale
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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.