Home / 908,521.20-1,362,672.45-375,986.70

Finding the Fourth Proportional to 908,521.20, 1,362,672.45 and 375,986.70

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Solution

The fourth proportional to 908,521.20, 1,362,672.45 and 375,986.70 is: 563,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,521.20 : 1,362,672.45 = 375,986.70 : x
  2. Step 2: Convert to fraction form
    908,521.20/1,362,672.45 = 375,986.70/x
  3. Step 3: Cross multiply
    908,521.20x = 1,362,672.45 × 375,986.70
  4. Step 4: Simplify right side
    908,521.20x = 512,346,717,656.42
  5. Step 5: Solve for x
    x = 512,346,717,656.42/908,521.20
  6. Step 6: Final answer
    x = 563,934.80

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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.