Home / 788,494.60-1,181,381.10-366,905.80

Finding the Fourth Proportional to 788,494.60, 1,181,381.10 and 366,905.80

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Solution

The fourth proportional to 788,494.60, 1,181,381.10 and 366,905.80 is: 549,725.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,494.60 : 1,181,381.10 = 366,905.80 : x
  2. Step 2: Convert to fraction form
    788,494.60/1,181,381.10 = 366,905.80/x
  3. Step 3: Cross multiply
    788,494.60x = 1,181,381.10 × 366,905.80
  4. Step 4: Simplify right side
    788,494.60x = 433,455,577,600.38
  5. Step 5: Solve for x
    x = 433,455,577,600.38/788,494.60
  6. Step 6: Final answer
    x = 549,725.49

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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.