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Finding the Fourth Proportional to 536,000.48, 739,647.48 and 294,281.68

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Solution

The fourth proportional to 536,000.48, 739,647.48 and 294,281.68 is: 406,090.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,000.48 : 739,647.48 = 294,281.68 : x
  2. Step 2: Convert to fraction form
    536,000.48/739,647.48 = 294,281.68/x
  3. Step 3: Cross multiply
    536,000.48x = 739,647.48 × 294,281.68
  4. Step 4: Simplify right side
    536,000.48x = 217,664,703,022.17
  5. Step 5: Solve for x
    x = 217,664,703,022.17/536,000.48
  6. Step 6: Final answer
    x = 406,090.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.