Home / 848,306.62-1,272,426.68-287,341.10

Finding the Fourth Proportional to 848,306.62, 1,272,426.68 and 287,341.10

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Solution

The fourth proportional to 848,306.62, 1,272,426.68 and 287,341.10 is: 431,000.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,306.62 : 1,272,426.68 = 287,341.10 : x
  2. Step 2: Convert to fraction form
    848,306.62/1,272,426.68 = 287,341.10/x
  3. Step 3: Cross multiply
    848,306.62x = 1,272,426.68 × 287,341.10
  4. Step 4: Simplify right side
    848,306.62x = 365,620,481,900.55
  5. Step 5: Solve for x
    x = 365,620,481,900.55/848,306.62
  6. Step 6: Final answer
    x = 431,000.39

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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.