Home / 1,077,492.57-1,616,246.94-478,292.64

Finding the Fourth Proportional to 1,077,492.57, 1,616,246.94 and 478,292.64

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Solution

The fourth proportional to 1,077,492.57, 1,616,246.94 and 478,292.64 is: 717,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,492.57 : 1,616,246.94 = 478,292.64 : x
  2. Step 2: Convert to fraction form
    1,077,492.57/1,616,246.94 = 478,292.64/x
  3. Step 3: Cross multiply
    1,077,492.57x = 1,616,246.94 × 478,292.64
  4. Step 4: Simplify right side
    1,077,492.57x = 773,039,015,824.52
  5. Step 5: Solve for x
    x = 773,039,015,824.52/1,077,492.57
  6. Step 6: Final answer
    x = 717,442.55

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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.