Home / 457,035.90-683,998.65-401,048.70

Finding the Fourth Proportional to 457,035.90, 683,998.65 and 401,048.70

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Solution

The fourth proportional to 457,035.90, 683,998.65 and 401,048.70 is: 600,208.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,035.90 : 683,998.65 = 401,048.70 : x
  2. Step 2: Convert to fraction form
    457,035.90/683,998.65 = 401,048.70/x
  3. Step 3: Cross multiply
    457,035.90x = 683,998.65 × 401,048.70
  4. Step 4: Simplify right side
    457,035.90x = 274,316,769,384.26
  5. Step 5: Solve for x
    x = 274,316,769,384.26/457,035.90
  6. Step 6: Final answer
    x = 600,208.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.