Home / 756,871.56-1,044,429.39-417,332.52

Finding the Fourth Proportional to 756,871.56, 1,044,429.39 and 417,332.52

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Solution

The fourth proportional to 756,871.56, 1,044,429.39 and 417,332.52 is: 575,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,871.56 : 1,044,429.39 = 417,332.52 : x
  2. Step 2: Convert to fraction form
    756,871.56/1,044,429.39 = 417,332.52/x
  3. Step 3: Cross multiply
    756,871.56x = 1,044,429.39 × 417,332.52
  4. Step 4: Simplify right side
    756,871.56x = 435,874,349,290.76
  5. Step 5: Solve for x
    x = 435,874,349,290.76/756,871.56
  6. Step 6: Final answer
    x = 575,889.45

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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.