Home / 778,980.60-1,168,349.40-246,632.40

Finding the Fourth Proportional to 778,980.60, 1,168,349.40 and 246,632.40

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Solution

The fourth proportional to 778,980.60, 1,168,349.40 and 246,632.40 is: 369,910.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,980.60 : 1,168,349.40 = 246,632.40 : x
  2. Step 2: Convert to fraction form
    778,980.60/1,168,349.40 = 246,632.40/x
  3. Step 3: Cross multiply
    778,980.60x = 1,168,349.40 × 246,632.40
  4. Step 4: Simplify right side
    778,980.60x = 288,152,816,560.56
  5. Step 5: Solve for x
    x = 288,152,816,560.56/778,980.60
  6. Step 6: Final answer
    x = 369,910.13

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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.