Home / 434,848.70-652,273.05-210,316.70

Finding the Fourth Proportional to 434,848.70, 652,273.05 and 210,316.70

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Solution

The fourth proportional to 434,848.70, 652,273.05 and 210,316.70 is: 315,475.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,848.70 : 652,273.05 = 210,316.70 : x
  2. Step 2: Convert to fraction form
    434,848.70/652,273.05 = 210,316.70/x
  3. Step 3: Cross multiply
    434,848.70x = 652,273.05 × 210,316.70
  4. Step 4: Simplify right side
    434,848.70x = 137,183,915,374.94
  5. Step 5: Solve for x
    x = 137,183,915,374.94/434,848.70
  6. Step 6: Final answer
    x = 315,475.05

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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.