Home / 674,558.04-930,949.02-372,810.36

Finding the Fourth Proportional to 674,558.04, 930,949.02 and 372,810.36

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Solution

The fourth proportional to 674,558.04, 930,949.02 and 372,810.36 is: 514,510.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,558.04 : 930,949.02 = 372,810.36 : x
  2. Step 2: Convert to fraction form
    674,558.04/930,949.02 = 372,810.36/x
  3. Step 3: Cross multiply
    674,558.04x = 930,949.02 × 372,810.36
  4. Step 4: Simplify right side
    674,558.04x = 347,067,439,287.85
  5. Step 5: Solve for x
    x = 347,067,439,287.85/674,558.04
  6. Step 6: Final answer
    x = 514,510.86

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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.