Home / 434,848.20-652,272.30-210,316.20

Finding the Fourth Proportional to 434,848.20, 652,272.30 and 210,316.20

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Solution

The fourth proportional to 434,848.20, 652,272.30 and 210,316.20 is: 315,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,848.20 : 652,272.30 = 210,316.20 : x
  2. Step 2: Convert to fraction form
    434,848.20/652,272.30 = 210,316.20/x
  3. Step 3: Cross multiply
    434,848.20x = 652,272.30 × 210,316.20
  4. Step 4: Simplify right side
    434,848.20x = 137,183,431,501.26
  5. Step 5: Solve for x
    x = 137,183,431,501.26/434,848.20
  6. Step 6: Final answer
    x = 315,474.30

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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.