Home / 807,264.54-1,210,209.17-357,740.33

Finding the Fourth Proportional to 807,264.54, 1,210,209.17 and 357,740.33

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Solution

The fourth proportional to 807,264.54, 1,210,209.17 and 357,740.33 is: 536,305.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,264.54 : 1,210,209.17 = 357,740.33 : x
  2. Step 2: Convert to fraction form
    807,264.54/1,210,209.17 = 357,740.33/x
  3. Step 3: Cross multiply
    807,264.54x = 1,210,209.17 × 357,740.33
  4. Step 4: Simplify right side
    807,264.54x = 432,940,620,005.08
  5. Step 5: Solve for x
    x = 432,940,620,005.08/807,264.54
  6. Step 6: Final answer
    x = 536,305.76

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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.