Home / 994,700.70-1,492,492.08-521,273.52

Finding the Fourth Proportional to 994,700.70, 1,492,492.08 and 521,273.52

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Solution

The fourth proportional to 994,700.70, 1,492,492.08 and 521,273.52 is: 782,141.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,700.70 : 1,492,492.08 = 521,273.52 : x
  2. Step 2: Convert to fraction form
    994,700.70/1,492,492.08 = 521,273.52/x
  3. Step 3: Cross multiply
    994,700.70x = 1,492,492.08 × 521,273.52
  4. Step 4: Simplify right side
    994,700.70x = 777,996,600,113.72
  5. Step 5: Solve for x
    x = 777,996,600,113.72/994,700.70
  6. Step 6: Final answer
    x = 782,141.40

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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.