Home / 879,641.10-1,319,461.65-214,793.10

Finding the Fourth Proportional to 879,641.10, 1,319,461.65 and 214,793.10

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Solution

The fourth proportional to 879,641.10, 1,319,461.65 and 214,793.10 is: 322,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,641.10 : 1,319,461.65 = 214,793.10 : x
  2. Step 2: Convert to fraction form
    879,641.10/1,319,461.65 = 214,793.10/x
  3. Step 3: Cross multiply
    879,641.10x = 1,319,461.65 × 214,793.10
  4. Step 4: Simplify right side
    879,641.10x = 283,411,258,134.62
  5. Step 5: Solve for x
    x = 283,411,258,134.62/879,641.10
  6. Step 6: Final answer
    x = 322,189.65

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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.