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Finding the Fourth Proportional to 581,093.04, 801,903.56 and 326,438.76

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Solution

The fourth proportional to 581,093.04, 801,903.56 and 326,438.76 is: 450,482.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,093.04 : 801,903.56 = 326,438.76 : x
  2. Step 2: Convert to fraction form
    581,093.04/801,903.56 = 326,438.76/x
  3. Step 3: Cross multiply
    581,093.04x = 801,903.56 × 326,438.76
  4. Step 4: Simplify right side
    581,093.04x = 261,772,403,765.99
  5. Step 5: Solve for x
    x = 261,772,403,765.99/581,093.04
  6. Step 6: Final answer
    x = 450,482.77

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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.