Home / 756,613.32-1,044,133.40-417,093.72

Finding the Fourth Proportional to 756,613.32, 1,044,133.40 and 417,093.72

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Solution

The fourth proportional to 756,613.32, 1,044,133.40 and 417,093.72 is: 575,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,613.32 : 1,044,133.40 = 417,093.72 : x
  2. Step 2: Convert to fraction form
    756,613.32/1,044,133.40 = 417,093.72/x
  3. Step 3: Cross multiply
    756,613.32x = 1,044,133.40 × 417,093.72
  4. Step 4: Simplify right side
    756,613.32x = 435,501,483,982.25
  5. Step 5: Solve for x
    x = 435,501,483,982.25/756,613.32
  6. Step 6: Final answer
    x = 575,593.20

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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.