Home / 852,788.62-1,176,845.02-470,812.66

Finding the Fourth Proportional to 852,788.62, 1,176,845.02 and 470,812.66

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Solution

The fourth proportional to 852,788.62, 1,176,845.02 and 470,812.66 is: 649,719.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,788.62 : 1,176,845.02 = 470,812.66 : x
  2. Step 2: Convert to fraction form
    852,788.62/1,176,845.02 = 470,812.66/x
  3. Step 3: Cross multiply
    852,788.62x = 1,176,845.02 × 470,812.66
  4. Step 4: Simplify right side
    852,788.62x = 554,073,534,273.95
  5. Step 5: Solve for x
    x = 554,073,534,273.95/852,788.62
  6. Step 6: Final answer
    x = 649,719.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.