Home / 756,556.88-1,044,048.24-417,030.80

Finding the Fourth Proportional to 756,556.88, 1,044,048.24 and 417,030.80

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Solution

The fourth proportional to 756,556.88, 1,044,048.24 and 417,030.80 is: 575,502.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,556.88 : 1,044,048.24 = 417,030.80 : x
  2. Step 2: Convert to fraction form
    756,556.88/1,044,048.24 = 417,030.80/x
  3. Step 3: Cross multiply
    756,556.88x = 1,044,048.24 × 417,030.80
  4. Step 4: Simplify right side
    756,556.88x = 435,400,272,765.79
  5. Step 5: Solve for x
    x = 435,400,272,765.79/756,556.88
  6. Step 6: Final answer
    x = 575,502.36

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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.