Home / 786,871.48-1,181,488.20-450,292.18

Finding the Fourth Proportional to 786,871.48, 1,181,488.20 and 450,292.18

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Solution

The fourth proportional to 786,871.48, 1,181,488.20 and 450,292.18 is: 676,114.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,871.48 : 1,181,488.20 = 450,292.18 : x
  2. Step 2: Convert to fraction form
    786,871.48/1,181,488.20 = 450,292.18/x
  3. Step 3: Cross multiply
    786,871.48x = 1,181,488.20 × 450,292.18
  4. Step 4: Simplify right side
    786,871.48x = 532,014,897,222.28
  5. Step 5: Solve for x
    x = 532,014,897,222.28/786,871.48
  6. Step 6: Final answer
    x = 676,114.09

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Double scale
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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.