Home / 746,111.20-1,118,510.70-446,710.90

Finding the Fourth Proportional to 746,111.20, 1,118,510.70 and 446,710.90

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Solution

The fourth proportional to 746,111.20, 1,118,510.70 and 446,710.90 is: 669,673.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,111.20 : 1,118,510.70 = 446,710.90 : x
  2. Step 2: Convert to fraction form
    746,111.20/1,118,510.70 = 446,710.90/x
  3. Step 3: Cross multiply
    746,111.20x = 1,118,510.70 × 446,710.90
  4. Step 4: Simplify right side
    746,111.20x = 499,650,921,456.63
  5. Step 5: Solve for x
    x = 499,650,921,456.63/746,111.20
  6. Step 6: Final answer
    x = 669,673.53

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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.