Home / 731,601.80-1,096,929.10-310,763.40

Finding the Fourth Proportional to 731,601.80, 1,096,929.10 and 310,763.40

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Solution

The fourth proportional to 731,601.80, 1,096,929.10 and 310,763.40 is: 465,943.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,601.80 : 1,096,929.10 = 310,763.40 : x
  2. Step 2: Convert to fraction form
    731,601.80/1,096,929.10 = 310,763.40/x
  3. Step 3: Cross multiply
    731,601.80x = 1,096,929.10 × 310,763.40
  4. Step 4: Simplify right side
    731,601.80x = 340,885,416,674.94
  5. Step 5: Solve for x
    x = 340,885,416,674.94/731,601.80
  6. Step 6: Final answer
    x = 465,943.93

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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.