Home / 806,261.28-1,112,686.50-462,154.44

Finding the Fourth Proportional to 806,261.28, 1,112,686.50 and 462,154.44

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Solution

The fourth proportional to 806,261.28, 1,112,686.50 and 462,154.44 is: 637,799.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,261.28 : 1,112,686.50 = 462,154.44 : x
  2. Step 2: Convert to fraction form
    806,261.28/1,112,686.50 = 462,154.44/x
  3. Step 3: Cross multiply
    806,261.28x = 1,112,686.50 × 462,154.44
  4. Step 4: Simplify right side
    806,261.28x = 514,233,006,303.06
  5. Step 5: Solve for x
    x = 514,233,006,303.06/806,261.28
  6. Step 6: Final answer
    x = 637,799.46

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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.