Home / 434,683.77-651,565.44-146,220.80

Finding the Fourth Proportional to 434,683.77, 651,565.44 and 146,220.80

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Solution

The fourth proportional to 434,683.77, 651,565.44 and 146,220.80 is: 219,176.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,683.77 : 651,565.44 = 146,220.80 : x
  2. Step 2: Convert to fraction form
    434,683.77/651,565.44 = 146,220.80/x
  3. Step 3: Cross multiply
    434,683.77x = 651,565.44 × 146,220.80
  4. Step 4: Simplify right side
    434,683.77x = 95,272,416,631.32
  5. Step 5: Solve for x
    x = 95,272,416,631.32/434,683.77
  6. Step 6: Final answer
    x = 219,176.38

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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.