Home / 711,279.60-1,065,623.40-562,498.80

Finding the Fourth Proportional to 711,279.60, 1,065,623.40 and 562,498.80

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Solution

The fourth proportional to 711,279.60, 1,065,623.40 and 562,498.80 is: 842,723.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,279.60 : 1,065,623.40 = 562,498.80 : x
  2. Step 2: Convert to fraction form
    711,279.60/1,065,623.40 = 562,498.80/x
  3. Step 3: Cross multiply
    711,279.60x = 1,065,623.40 × 562,498.80
  4. Step 4: Simplify right side
    711,279.60x = 599,411,883,751.92
  5. Step 5: Solve for x
    x = 599,411,883,751.92/711,279.60
  6. Step 6: Final answer
    x = 842,723.29

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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.