Home / 284,828.60-427,281.30-97,897.40

Finding the Fourth Proportional to 284,828.60, 427,281.30 and 97,897.40

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Solution

The fourth proportional to 284,828.60, 427,281.30 and 97,897.40 is: 146,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,828.60 : 427,281.30 = 97,897.40 : x
  2. Step 2: Convert to fraction form
    284,828.60/427,281.30 = 97,897.40/x
  3. Step 3: Cross multiply
    284,828.60x = 427,281.30 × 97,897.40
  4. Step 4: Simplify right side
    284,828.60x = 41,829,728,338.62
  5. Step 5: Solve for x
    x = 41,829,728,338.62/284,828.60
  6. Step 6: Final answer
    x = 146,859.30

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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.