Home / 702,943.60-1,054,501.80-229,500.40

Finding the Fourth Proportional to 702,943.60, 1,054,501.80 and 229,500.40

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Solution

The fourth proportional to 702,943.60, 1,054,501.80 and 229,500.40 is: 344,278.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,943.60 : 1,054,501.80 = 229,500.40 : x
  2. Step 2: Convert to fraction form
    702,943.60/1,054,501.80 = 229,500.40/x
  3. Step 3: Cross multiply
    702,943.60x = 1,054,501.80 × 229,500.40
  4. Step 4: Simplify right side
    702,943.60x = 242,008,584,900.72
  5. Step 5: Solve for x
    x = 242,008,584,900.72/702,943.60
  6. Step 6: Final answer
    x = 344,278.81

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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.