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Finding the Fourth Proportional to 677,808.24, 935,376.24 and 376,002.24

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Solution

The fourth proportional to 677,808.24, 935,376.24 and 376,002.24 is: 518,883.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,808.24 : 935,376.24 = 376,002.24 : x
  2. Step 2: Convert to fraction form
    677,808.24/935,376.24 = 376,002.24/x
  3. Step 3: Cross multiply
    677,808.24x = 935,376.24 × 376,002.24
  4. Step 4: Simplify right side
    677,808.24x = 351,703,561,482.78
  5. Step 5: Solve for x
    x = 351,703,561,482.78/677,808.24
  6. Step 6: Final answer
    x = 518,883.57

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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.