Home / 955,176.68-1,318,102.26-525,429.56

Finding the Fourth Proportional to 955,176.68, 1,318,102.26 and 525,429.56

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Solution

The fourth proportional to 955,176.68, 1,318,102.26 and 525,429.56 is: 725,069.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,176.68 : 1,318,102.26 = 525,429.56 : x
  2. Step 2: Convert to fraction form
    955,176.68/1,318,102.26 = 525,429.56/x
  3. Step 3: Cross multiply
    955,176.68x = 1,318,102.26 × 525,429.56
  4. Step 4: Simplify right side
    955,176.68x = 692,569,890,506.81
  5. Step 5: Solve for x
    x = 692,569,890,506.81/955,176.68
  6. Step 6: Final answer
    x = 725,069.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.