Home / 977,491.98-1,466,440.20-472,404.42

Finding the Fourth Proportional to 977,491.98, 1,466,440.20 and 472,404.42

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Solution

The fourth proportional to 977,491.98, 1,466,440.20 and 472,404.42 is: 708,704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,491.98 : 1,466,440.20 = 472,404.42 : x
  2. Step 2: Convert to fraction form
    977,491.98/1,466,440.20 = 472,404.42/x
  3. Step 3: Cross multiply
    977,491.98x = 1,466,440.20 × 472,404.42
  4. Step 4: Simplify right side
    977,491.98x = 692,752,832,145.68
  5. Step 5: Solve for x
    x = 692,752,832,145.68/977,491.98
  6. Step 6: Final answer
    x = 708,704.36

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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.