Home / 788,004.10-1,181,660.55-314,532.10

Finding the Fourth Proportional to 788,004.10, 1,181,660.55 and 314,532.10

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Solution

The fourth proportional to 788,004.10, 1,181,660.55 and 314,532.10 is: 471,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,004.10 : 1,181,660.55 = 314,532.10 : x
  2. Step 2: Convert to fraction form
    788,004.10/1,181,660.55 = 314,532.10/x
  3. Step 3: Cross multiply
    788,004.10x = 1,181,660.55 × 314,532.10
  4. Step 4: Simplify right side
    788,004.10x = 371,670,174,278.66
  5. Step 5: Solve for x
    x = 371,670,174,278.66/788,004.10
  6. Step 6: Final answer
    x = 471,660.20

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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.