Home / 669,159.86-1,001,640.27-352,657.22

Finding the Fourth Proportional to 669,159.86, 1,001,640.27 and 352,657.22

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Solution

The fourth proportional to 669,159.86, 1,001,640.27 and 352,657.22 is: 527,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,159.86 : 1,001,640.27 = 352,657.22 : x
  2. Step 2: Convert to fraction form
    669,159.86/1,001,640.27 = 352,657.22/x
  3. Step 3: Cross multiply
    669,159.86x = 1,001,640.27 × 352,657.22
  4. Step 4: Simplify right side
    669,159.86x = 353,235,673,058.25
  5. Step 5: Solve for x
    x = 353,235,673,058.25/669,159.86
  6. Step 6: Final answer
    x = 527,879.35

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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.