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Finding the Fourth Proportional to 677,382.84, 934,788.06 and 367,285.68

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Solution

The fourth proportional to 677,382.84, 934,788.06 and 367,285.68 is: 506,854.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,382.84 : 934,788.06 = 367,285.68 : x
  2. Step 2: Convert to fraction form
    677,382.84/934,788.06 = 367,285.68/x
  3. Step 3: Cross multiply
    677,382.84x = 934,788.06 × 367,285.68
  4. Step 4: Simplify right side
    677,382.84x = 343,334,268,272.98
  5. Step 5: Solve for x
    x = 343,334,268,272.98/677,382.84
  6. Step 6: Final answer
    x = 506,854.10

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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.