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Finding the Fourth Proportional to 270,392.74, 405,598.52 and 92,898.45

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Solution

The fourth proportional to 270,392.74, 405,598.52 and 92,898.45 is: 139,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,392.74 : 405,598.52 = 92,898.45 : x
  2. Step 2: Convert to fraction form
    270,392.74/405,598.52 = 92,898.45/x
  3. Step 3: Cross multiply
    270,392.74x = 405,598.52 × 92,898.45
  4. Step 4: Simplify right side
    270,392.74x = 37,679,473,830.29
  5. Step 5: Solve for x
    x = 37,679,473,830.29/270,392.74
  6. Step 6: Final answer
    x = 139,350.91

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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.