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Finding the Fourth Proportional to 207,574.81, 310,224.92 and 151,532.93

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Solution

The fourth proportional to 207,574.81, 310,224.92 and 151,532.93 is: 226,469.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,574.81 : 310,224.92 = 151,532.93 : x
  2. Step 2: Convert to fraction form
    207,574.81/310,224.92 = 151,532.93/x
  3. Step 3: Cross multiply
    207,574.81x = 310,224.92 × 151,532.93
  4. Step 4: Simplify right side
    207,574.81x = 47,009,291,104.51
  5. Step 5: Solve for x
    x = 47,009,291,104.51/207,574.81
  6. Step 6: Final answer
    x = 226,469.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.