Home / 702,930.60-1,054,482.30-229,487.40

Finding the Fourth Proportional to 702,930.60, 1,054,482.30 and 229,487.40

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Solution

The fourth proportional to 702,930.60, 1,054,482.30 and 229,487.40 is: 344,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,930.60 : 1,054,482.30 = 229,487.40 : x
  2. Step 2: Convert to fraction form
    702,930.60/1,054,482.30 = 229,487.40/x
  3. Step 3: Cross multiply
    702,930.60x = 1,054,482.30 × 229,487.40
  4. Step 4: Simplify right side
    702,930.60x = 241,990,401,373.02
  5. Step 5: Solve for x
    x = 241,990,401,373.02/702,930.60
  6. Step 6: Final answer
    x = 344,259.31

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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.