Home / 1,077,497.10-1,616,253.72-478,297.16

Finding the Fourth Proportional to 1,077,497.10, 1,616,253.72 and 478,297.16

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Solution

The fourth proportional to 1,077,497.10, 1,616,253.72 and 478,297.16 is: 717,449.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,497.10 : 1,616,253.72 = 478,297.16 : x
  2. Step 2: Convert to fraction form
    1,077,497.10/1,616,253.72 = 478,297.16/x
  3. Step 3: Cross multiply
    1,077,497.10x = 1,616,253.72 × 478,297.16
  4. Step 4: Simplify right side
    1,077,497.10x = 773,049,564,115.44
  5. Step 5: Solve for x
    x = 773,049,564,115.44/1,077,497.10
  6. Step 6: Final answer
    x = 717,449.32

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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.