Home / 977,081.34-1,466,314.56-444,670.78

Finding the Fourth Proportional to 977,081.34, 1,466,314.56 and 444,670.78

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Solution

The fourth proportional to 977,081.34, 1,466,314.56 and 444,670.78 is: 667,321.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,081.34 : 1,466,314.56 = 444,670.78 : x
  2. Step 2: Convert to fraction form
    977,081.34/1,466,314.56 = 444,670.78/x
  3. Step 3: Cross multiply
    977,081.34x = 1,466,314.56 × 444,670.78
  4. Step 4: Simplify right side
    977,081.34x = 652,027,239,120.56
  5. Step 5: Solve for x
    x = 652,027,239,120.56/977,081.34
  6. Step 6: Final answer
    x = 667,321.35

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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.