Home / 288,570.02-432,858.27-88,888.82

Finding the Fourth Proportional to 288,570.02, 432,858.27 and 88,888.82

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Solution

The fourth proportional to 288,570.02, 432,858.27 and 88,888.82 is: 133,334.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,570.02 : 432,858.27 = 88,888.82 : x
  2. Step 2: Convert to fraction form
    288,570.02/432,858.27 = 88,888.82/x
  3. Step 3: Cross multiply
    288,570.02x = 432,858.27 × 88,888.82
  4. Step 4: Simplify right side
    288,570.02x = 38,476,260,847.54
  5. Step 5: Solve for x
    x = 38,476,260,847.54/288,570.02
  6. Step 6: Final answer
    x = 133,334.23

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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.