Home / 807,780.84-1,211,088.06-246,509.16

Finding the Fourth Proportional to 807,780.84, 1,211,088.06 and 246,509.16

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Solution

The fourth proportional to 807,780.84, 1,211,088.06 and 246,509.16 is: 369,585.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,780.84 : 1,211,088.06 = 246,509.16 : x
  2. Step 2: Convert to fraction form
    807,780.84/1,211,088.06 = 246,509.16/x
  3. Step 3: Cross multiply
    807,780.84x = 1,211,088.06 × 246,509.16
  4. Step 4: Simplify right side
    807,780.84x = 298,544,300,356.63
  5. Step 5: Solve for x
    x = 298,544,300,356.63/807,780.84
  6. Step 6: Final answer
    x = 369,585.77

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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.