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Finding the Fourth Proportional to 536,834, 740,845.10 and 291,835.24

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Solution

The fourth proportional to 536,834, 740,845.10 and 291,835.24 is: 402,740.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,834 : 740,845.10 = 291,835.24 : x
  2. Step 2: Convert to fraction form
    536,834/740,845.10 = 291,835.24/x
  3. Step 3: Cross multiply
    536,834x = 740,845.10 × 291,835.24
  4. Step 4: Simplify right side
    536,834x = 216,204,707,561.32
  5. Step 5: Solve for x
    x = 216,204,707,561.32/536,834
  6. Step 6: Final answer
    x = 402,740.34

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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.