Home / 825,492.06-1,238,242.59-375,899.49

Finding the Fourth Proportional to 825,492.06, 1,238,242.59 and 375,899.49

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Solution

The fourth proportional to 825,492.06, 1,238,242.59 and 375,899.49 is: 563,851.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,492.06 : 1,238,242.59 = 375,899.49 : x
  2. Step 2: Convert to fraction form
    825,492.06/1,238,242.59 = 375,899.49/x
  3. Step 3: Cross multiply
    825,492.06x = 1,238,242.59 × 375,899.49
  4. Step 4: Simplify right side
    825,492.06x = 465,454,758,077.28
  5. Step 5: Solve for x
    x = 465,454,758,077.28/825,492.06
  6. Step 6: Final answer
    x = 563,851.28

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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.