Home / 787,430.01-1,181,332.73-254,951.19

Finding the Fourth Proportional to 787,430.01, 1,181,332.73 and 254,951.19

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Solution

The fourth proportional to 787,430.01, 1,181,332.73 and 254,951.19 is: 382,487.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,430.01 : 1,181,332.73 = 254,951.19 : x
  2. Step 2: Convert to fraction form
    787,430.01/1,181,332.73 = 254,951.19/x
  3. Step 3: Cross multiply
    787,430.01x = 1,181,332.73 × 254,951.19
  4. Step 4: Simplify right side
    787,430.01x = 301,182,185,299.45
  5. Step 5: Solve for x
    x = 301,182,185,299.45/787,430.01
  6. Step 6: Final answer
    x = 382,487.56

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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.