Home / 703,903.84-1,055,835.10-171,417.13

Finding the Fourth Proportional to 703,903.84, 1,055,835.10 and 171,417.13

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Solution

The fourth proportional to 703,903.84, 1,055,835.10 and 171,417.13 is: 257,120.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,903.84 : 1,055,835.10 = 171,417.13 : x
  2. Step 2: Convert to fraction form
    703,903.84/1,055,835.10 = 171,417.13/x
  3. Step 3: Cross multiply
    703,903.84x = 1,055,835.10 × 171,417.13
  4. Step 4: Simplify right side
    703,903.84x = 180,988,222,595.26
  5. Step 5: Solve for x
    x = 180,988,222,595.26/703,903.84
  6. Step 6: Final answer
    x = 257,120.66

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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.