Home / 852,505.57-1,176,373.87-470,507.73

Finding the Fourth Proportional to 852,505.57, 1,176,373.87 and 470,507.73

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Solution

The fourth proportional to 852,505.57, 1,176,373.87 and 470,507.73 is: 649,254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,505.57 : 1,176,373.87 = 470,507.73 : x
  2. Step 2: Convert to fraction form
    852,505.57/1,176,373.87 = 470,507.73/x
  3. Step 3: Cross multiply
    852,505.57x = 1,176,373.87 × 470,507.73
  4. Step 4: Simplify right side
    852,505.57x = 553,492,999,205.02
  5. Step 5: Solve for x
    x = 553,492,999,205.02/852,505.57
  6. Step 6: Final answer
    x = 649,254.41

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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.