Home / 434,343.16-651,277.86-130,693.06

Finding the Fourth Proportional to 434,343.16, 651,277.86 and 130,693.06

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Solution

The fourth proportional to 434,343.16, 651,277.86 and 130,693.06 is: 195,968.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,343.16 : 651,277.86 = 130,693.06 : x
  2. Step 2: Convert to fraction form
    434,343.16/651,277.86 = 130,693.06/x
  3. Step 3: Cross multiply
    434,343.16x = 651,277.86 × 130,693.06
  4. Step 4: Simplify right side
    434,343.16x = 85,117,496,433.65
  5. Step 5: Solve for x
    x = 85,117,496,433.65/434,343.16
  6. Step 6: Final answer
    x = 195,968.31

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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.