Home / 790,402.19-1,185,601.46-610,748.80

Finding the Fourth Proportional to 790,402.19, 1,185,601.46 and 610,748.80

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Solution

The fourth proportional to 790,402.19, 1,185,601.46 and 610,748.80 is: 916,121.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,402.19 : 1,185,601.46 = 610,748.80 : x
  2. Step 2: Convert to fraction form
    790,402.19/1,185,601.46 = 610,748.80/x
  3. Step 3: Cross multiply
    790,402.19x = 1,185,601.46 × 610,748.80
  4. Step 4: Simplify right side
    790,402.19x = 724,104,662,955.50
  5. Step 5: Solve for x
    x = 724,104,662,955.50/790,402.19
  6. Step 6: Final answer
    x = 916,121.79

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1.5x scale

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.