Home / 1,245,748.60-1,867,931.70-496,948.60

Finding the Fourth Proportional to 1,245,748.60, 1,867,931.70 and 496,948.60

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Solution

The fourth proportional to 1,245,748.60, 1,867,931.70 and 496,948.60 is: 745,147.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,748.60 : 1,867,931.70 = 496,948.60 : x
  2. Step 2: Convert to fraction form
    1,245,748.60/1,867,931.70 = 496,948.60/x
  3. Step 3: Cross multiply
    1,245,748.60x = 1,867,931.70 × 496,948.60
  4. Step 4: Simplify right side
    1,245,748.60x = 928,266,043,210.62
  5. Step 5: Solve for x
    x = 928,266,043,210.62/1,245,748.60
  6. Step 6: Final answer
    x = 745,147.17

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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.