Home / 756,686.58-1,044,235.56-417,166.98

Finding the Fourth Proportional to 756,686.58, 1,044,235.56 and 417,166.98

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Solution

The fourth proportional to 756,686.58, 1,044,235.56 and 417,166.98 is: 575,694.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,686.58 : 1,044,235.56 = 417,166.98 : x
  2. Step 2: Convert to fraction form
    756,686.58/1,044,235.56 = 417,166.98/x
  3. Step 3: Cross multiply
    756,686.58x = 1,044,235.56 × 417,166.98
  4. Step 4: Simplify right side
    756,686.58x = 435,620,594,973.81
  5. Step 5: Solve for x
    x = 435,620,594,973.81/756,686.58
  6. Step 6: Final answer
    x = 575,694.89

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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.