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Finding the Fourth Proportional to 580,549.98, 801,155.80 and 325,901.10

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Solution

The fourth proportional to 580,549.98, 801,155.80 and 325,901.10 is: 449,741.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,549.98 : 801,155.80 = 325,901.10 : x
  2. Step 2: Convert to fraction form
    580,549.98/801,155.80 = 325,901.10/x
  3. Step 3: Cross multiply
    580,549.98x = 801,155.80 × 325,901.10
  4. Step 4: Simplify right side
    580,549.98x = 261,097,556,491.38
  5. Step 5: Solve for x
    x = 261,097,556,491.38/580,549.98
  6. Step 6: Final answer
    x = 449,741.74

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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.