Home / 1,077,551.64-1,616,335.53-478,351.71

Finding the Fourth Proportional to 1,077,551.64, 1,616,335.53 and 478,351.71

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Solution

The fourth proportional to 1,077,551.64, 1,616,335.53 and 478,351.71 is: 717,531.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,551.64 : 1,616,335.53 = 478,351.71 : x
  2. Step 2: Convert to fraction form
    1,077,551.64/1,616,335.53 = 478,351.71/x
  3. Step 3: Cross multiply
    1,077,551.64x = 1,616,335.53 × 478,351.71
  4. Step 4: Simplify right side
    1,077,551.64x = 773,176,864,709.26
  5. Step 5: Solve for x
    x = 773,176,864,709.26/1,077,551.64
  6. Step 6: Final answer
    x = 717,531.15

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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.