Home / 792,008.40-1,185,679.80-745,870.80

Finding the Fourth Proportional to 792,008.40, 1,185,679.80 and 745,870.80

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Solution

The fourth proportional to 792,008.40, 1,185,679.80 and 745,870.80 is: 1,116,609.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,008.40 : 1,185,679.80 = 745,870.80 : x
  2. Step 2: Convert to fraction form
    792,008.40/1,185,679.80 = 745,870.80/x
  3. Step 3: Cross multiply
    792,008.40x = 1,185,679.80 × 745,870.80
  4. Step 4: Simplify right side
    792,008.40x = 884,363,940,969.84
  5. Step 5: Solve for x
    x = 884,363,940,969.84/792,008.40
  6. Step 6: Final answer
    x = 1,116,609.29

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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.