Home / 907,727.74-1,360,961.04-402,013.12

Finding the Fourth Proportional to 907,727.74, 1,360,961.04 and 402,013.12

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Solution

The fourth proportional to 907,727.74, 1,360,961.04 and 402,013.12 is: 602,740.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,727.74 : 1,360,961.04 = 402,013.12 : x
  2. Step 2: Convert to fraction form
    907,727.74/1,360,961.04 = 402,013.12/x
  3. Step 3: Cross multiply
    907,727.74x = 1,360,961.04 × 402,013.12
  4. Step 4: Simplify right side
    907,727.74x = 547,124,193,888.85
  5. Step 5: Solve for x
    x = 547,124,193,888.85/907,727.74
  6. Step 6: Final answer
    x = 602,740.41

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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.