Home / 706,225.60-1,058,416.80-327,102.40

Finding the Fourth Proportional to 706,225.60, 1,058,416.80 and 327,102.40

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Solution

The fourth proportional to 706,225.60, 1,058,416.80 and 327,102.40 is: 490,226.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,225.60 : 1,058,416.80 = 327,102.40 : x
  2. Step 2: Convert to fraction form
    706,225.60/1,058,416.80 = 327,102.40/x
  3. Step 3: Cross multiply
    706,225.60x = 1,058,416.80 × 327,102.40
  4. Step 4: Simplify right side
    706,225.60x = 346,210,675,480.32
  5. Step 5: Solve for x
    x = 346,210,675,480.32/706,225.60
  6. Step 6: Final answer
    x = 490,226.74

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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.