Home / 908,426.85-1,362,834.02-453,262.83

Finding the Fourth Proportional to 908,426.85, 1,362,834.02 and 453,262.83

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Solution

The fourth proportional to 908,426.85, 1,362,834.02 and 453,262.83 is: 679,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,426.85 : 1,362,834.02 = 453,262.83 : x
  2. Step 2: Convert to fraction form
    908,426.85/1,362,834.02 = 453,262.83/x
  3. Step 3: Cross multiply
    908,426.85x = 1,362,834.02 × 453,262.83
  4. Step 4: Simplify right side
    908,426.85x = 617,722,005,858.63
  5. Step 5: Solve for x
    x = 617,722,005,858.63/908,426.85
  6. Step 6: Final answer
    x = 679,990.92

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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.