Home / 682,962.14-942,463.02-377,031.96

Finding the Fourth Proportional to 682,962.14, 942,463.02 and 377,031.96

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Solution

The fourth proportional to 682,962.14, 942,463.02 and 377,031.96 is: 520,290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,962.14 : 942,463.02 = 377,031.96 : x
  2. Step 2: Convert to fraction form
    682,962.14/942,463.02 = 377,031.96/x
  3. Step 3: Cross multiply
    682,962.14x = 942,463.02 × 377,031.96
  4. Step 4: Simplify right side
    682,962.14x = 355,338,679,658.12
  5. Step 5: Solve for x
    x = 355,338,679,658.12/682,962.14
  6. Step 6: Final answer
    x = 520,290.45

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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.