Home / 707,754.62-1,062,088.66-258,437.87

Finding the Fourth Proportional to 707,754.62, 1,062,088.66 and 258,437.87

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Solution

The fourth proportional to 707,754.62, 1,062,088.66 and 258,437.87 is: 387,823.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,754.62 : 1,062,088.66 = 258,437.87 : x
  2. Step 2: Convert to fraction form
    707,754.62/1,062,088.66 = 258,437.87/x
  3. Step 3: Cross multiply
    707,754.62x = 1,062,088.66 × 258,437.87
  4. Step 4: Simplify right side
    707,754.62x = 274,483,930,036.99
  5. Step 5: Solve for x
    x = 274,483,930,036.99/707,754.62
  6. Step 6: Final answer
    x = 387,823.58

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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.