Home / 945,797.18-1,418,686.42-433,316.94

Finding the Fourth Proportional to 945,797.18, 1,418,686.42 and 433,316.94

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Solution

The fourth proportional to 945,797.18, 1,418,686.42 and 433,316.94 is: 649,971.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,797.18 : 1,418,686.42 = 433,316.94 : x
  2. Step 2: Convert to fraction form
    945,797.18/1,418,686.42 = 433,316.94/x
  3. Step 3: Cross multiply
    945,797.18x = 1,418,686.42 × 433,316.94
  4. Step 4: Simplify right side
    945,797.18x = 614,740,858,333.96
  5. Step 5: Solve for x
    x = 614,740,858,333.96/945,797.18
  6. Step 6: Final answer
    x = 649,971.13

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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.