Home / 745,233.40-1,117,850.10-662,564.80

Finding the Fourth Proportional to 745,233.40, 1,117,850.10 and 662,564.80

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Solution

The fourth proportional to 745,233.40, 1,117,850.10 and 662,564.80 is: 993,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,233.40 : 1,117,850.10 = 662,564.80 : x
  2. Step 2: Convert to fraction form
    745,233.40/1,117,850.10 = 662,564.80/x
  3. Step 3: Cross multiply
    745,233.40x = 1,117,850.10 × 662,564.80
  4. Step 4: Simplify right side
    745,233.40x = 740,648,127,936.48
  5. Step 5: Solve for x
    x = 740,648,127,936.48/745,233.40
  6. Step 6: Final answer
    x = 993,847.20

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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.