Home / 767,684.16-1,059,061.58-445,207.37

Finding the Fourth Proportional to 767,684.16, 1,059,061.58 and 445,207.37

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Solution

The fourth proportional to 767,684.16, 1,059,061.58 and 445,207.37 is: 614,187.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,684.16 : 1,059,061.58 = 445,207.37 : x
  2. Step 2: Convert to fraction form
    767,684.16/1,059,061.58 = 445,207.37/x
  3. Step 3: Cross multiply
    767,684.16x = 1,059,061.58 × 445,207.37
  4. Step 4: Simplify right side
    767,684.16x = 471,502,013,178.50
  5. Step 5: Solve for x
    x = 471,502,013,178.50/767,684.16
  6. Step 6: Final answer
    x = 614,187.50

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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.