Home / 434,683.90-651,565.66-146,220.94

Finding the Fourth Proportional to 434,683.90, 651,565.66 and 146,220.94

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Solution

The fourth proportional to 434,683.90, 651,565.66 and 146,220.94 is: 219,176.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,683.90 : 651,565.66 = 146,220.94 : x
  2. Step 2: Convert to fraction form
    434,683.90/651,565.66 = 146,220.94/x
  3. Step 3: Cross multiply
    434,683.90x = 651,565.66 × 146,220.94
  4. Step 4: Simplify right side
    434,683.90x = 95,272,543,276.92
  5. Step 5: Solve for x
    x = 95,272,543,276.92/434,683.90
  6. Step 6: Final answer
    x = 219,176.61

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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.