Home / 918,349.14-1,267,267.55-510,436.97

Finding the Fourth Proportional to 918,349.14, 1,267,267.55 and 510,436.97

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Solution

The fourth proportional to 918,349.14, 1,267,267.55 and 510,436.97 is: 704,372.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,349.14 : 1,267,267.55 = 510,436.97 : x
  2. Step 2: Convert to fraction form
    918,349.14/1,267,267.55 = 510,436.97/x
  3. Step 3: Cross multiply
    918,349.14x = 1,267,267.55 × 510,436.97
  4. Step 4: Simplify right side
    918,349.14x = 646,860,205,007.68
  5. Step 5: Solve for x
    x = 646,860,205,007.68/918,349.14
  6. Step 6: Final answer
    x = 704,372.85

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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.