Home / 702,943.30-1,054,414.95-670,284.10

Finding the Fourth Proportional to 702,943.30, 1,054,414.95 and 670,284.10

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Solution

The fourth proportional to 702,943.30, 1,054,414.95 and 670,284.10 is: 1,005,426.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,943.30 : 1,054,414.95 = 670,284.10 : x
  2. Step 2: Convert to fraction form
    702,943.30/1,054,414.95 = 670,284.10/x
  3. Step 3: Cross multiply
    702,943.30x = 1,054,414.95 × 670,284.10
  4. Step 4: Simplify right side
    702,943.30x = 706,757,575,787.30
  5. Step 5: Solve for x
    x = 706,757,575,787.30/702,943.30
  6. Step 6: Final answer
    x = 1,005,426.15

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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.