Home / 501,445.37-752,278.79-185,902.28

Finding the Fourth Proportional to 501,445.37, 752,278.79 and 185,902.28

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Solution

The fourth proportional to 501,445.37, 752,278.79 and 185,902.28 is: 278,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,445.37 : 752,278.79 = 185,902.28 : x
  2. Step 2: Convert to fraction form
    501,445.37/752,278.79 = 185,902.28/x
  3. Step 3: Cross multiply
    501,445.37x = 752,278.79 × 185,902.28
  4. Step 4: Simplify right side
    501,445.37x = 139,850,337,565.74
  5. Step 5: Solve for x
    x = 139,850,337,565.74/501,445.37
  6. Step 6: Final answer
    x = 278,894.47

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1.5x scale

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.