Home / 731,526.08-1,097,178.23-199,088.60

Finding the Fourth Proportional to 731,526.08, 1,097,178.23 and 199,088.60

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Solution

The fourth proportional to 731,526.08, 1,097,178.23 and 199,088.60 is: 298,602.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,526.08 : 1,097,178.23 = 199,088.60 : x
  2. Step 2: Convert to fraction form
    731,526.08/1,097,178.23 = 199,088.60/x
  3. Step 3: Cross multiply
    731,526.08x = 1,097,178.23 × 199,088.60
  4. Step 4: Simplify right side
    731,526.08x = 218,435,671,279.84
  5. Step 5: Solve for x
    x = 218,435,671,279.84/731,526.08
  6. Step 6: Final answer
    x = 298,602.71

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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.