Home / 434,460.30-651,172.05-181,740.30

Finding the Fourth Proportional to 434,460.30, 651,172.05 and 181,740.30

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Solution

The fourth proportional to 434,460.30, 651,172.05 and 181,740.30 is: 272,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,460.30 : 651,172.05 = 181,740.30 : x
  2. Step 2: Convert to fraction form
    434,460.30/651,172.05 = 181,740.30/x
  3. Step 3: Cross multiply
    434,460.30x = 651,172.05 × 181,740.30
  4. Step 4: Simplify right side
    434,460.30x = 118,344,203,718.62
  5. Step 5: Solve for x
    x = 118,344,203,718.62/434,460.30
  6. Step 6: Final answer
    x = 272,393.60

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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.