Home / 806,718.88-1,210,088.04-245,758.24

Finding the Fourth Proportional to 806,718.88, 1,210,088.04 and 245,758.24

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Solution

The fourth proportional to 806,718.88, 1,210,088.04 and 245,758.24 is: 368,640.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,718.88 : 1,210,088.04 = 245,758.24 : x
  2. Step 2: Convert to fraction form
    806,718.88/1,210,088.04 = 245,758.24/x
  3. Step 3: Cross multiply
    806,718.88x = 1,210,088.04 × 245,758.24
  4. Step 4: Simplify right side
    806,718.88x = 297,389,106,955.45
  5. Step 5: Solve for x
    x = 297,389,106,955.45/806,718.88
  6. Step 6: Final answer
    x = 368,640.32

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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.