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Finding the Fourth Proportional to 355,262.60, 533,477.10 and 237,456.20

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Solution

The fourth proportional to 355,262.60, 533,477.10 and 237,456.20 is: 356,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,262.60 : 533,477.10 = 237,456.20 : x
  2. Step 2: Convert to fraction form
    355,262.60/533,477.10 = 237,456.20/x
  3. Step 3: Cross multiply
    355,262.60x = 533,477.10 × 237,456.20
  4. Step 4: Simplify right side
    355,262.60x = 126,677,444,953.02
  5. Step 5: Solve for x
    x = 126,677,444,953.02/355,262.60
  6. Step 6: Final answer
    x = 356,574.11

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1.5x scale

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.