Home / 889,145.22-1,332,643.79-433,052.90

Finding the Fourth Proportional to 889,145.22, 1,332,643.79 and 433,052.90

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Solution

The fourth proportional to 889,145.22, 1,332,643.79 and 433,052.90 is: 649,056.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,145.22 : 1,332,643.79 = 433,052.90 : x
  2. Step 2: Convert to fraction form
    889,145.22/1,332,643.79 = 433,052.90/x
  3. Step 3: Cross multiply
    889,145.22x = 1,332,643.79 × 433,052.90
  4. Step 4: Simplify right side
    889,145.22x = 577,105,257,343.32
  5. Step 5: Solve for x
    x = 577,105,257,343.32/889,145.22
  6. Step 6: Final answer
    x = 649,056.25

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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.