Home / 778,094.72-1,074,656.45-523,003.04

Finding the Fourth Proportional to 778,094.72, 1,074,656.45 and 523,003.04

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Solution

The fourth proportional to 778,094.72, 1,074,656.45 and 523,003.04 is: 722,339.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,094.72 : 1,074,656.45 = 523,003.04 : x
  2. Step 2: Convert to fraction form
    778,094.72/1,074,656.45 = 523,003.04/x
  3. Step 3: Cross multiply
    778,094.72x = 1,074,656.45 × 523,003.04
  4. Step 4: Simplify right side
    778,094.72x = 562,048,587,327.90
  5. Step 5: Solve for x
    x = 562,048,587,327.90/778,094.72
  6. Step 6: Final answer
    x = 722,339.55

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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.