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Finding the Fourth Proportional to 340,900.32, 470,470.44 and 187,952.52

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Solution

The fourth proportional to 340,900.32, 470,470.44 and 187,952.52 is: 259,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,900.32 : 470,470.44 = 187,952.52 : x
  2. Step 2: Convert to fraction form
    340,900.32/470,470.44 = 187,952.52/x
  3. Step 3: Cross multiply
    340,900.32x = 470,470.44 × 187,952.52
  4. Step 4: Simplify right side
    340,900.32x = 88,426,104,783.51
  5. Step 5: Solve for x
    x = 88,426,104,783.51/340,900.32
  6. Step 6: Final answer
    x = 259,389.91

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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.