Home / 670,853.99-1,003,741.71-397,447.04

Finding the Fourth Proportional to 670,853.99, 1,003,741.71 and 397,447.04

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Solution

The fourth proportional to 670,853.99, 1,003,741.71 and 397,447.04 is: 594,666.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,853.99 : 1,003,741.71 = 397,447.04 : x
  2. Step 2: Convert to fraction form
    670,853.99/1,003,741.71 = 397,447.04/x
  3. Step 3: Cross multiply
    670,853.99x = 1,003,741.71 × 397,447.04
  4. Step 4: Simplify right side
    670,853.99x = 398,934,166,545.33
  5. Step 5: Solve for x
    x = 398,934,166,545.33/670,853.99
  6. Step 6: Final answer
    x = 594,666.17

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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.