Home / 307,740.40-460,776.48-159,685.36

Finding the Fourth Proportional to 307,740.40, 460,776.48 and 159,685.36

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Solution

The fourth proportional to 307,740.40, 460,776.48 and 159,685.36 is: 239,095.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,740.40 : 460,776.48 = 159,685.36 : x
  2. Step 2: Convert to fraction form
    307,740.40/460,776.48 = 159,685.36/x
  3. Step 3: Cross multiply
    307,740.40x = 460,776.48 × 159,685.36
  4. Step 4: Simplify right side
    307,740.40x = 73,579,258,088.33
  5. Step 5: Solve for x
    x = 73,579,258,088.33/307,740.40
  6. Step 6: Final answer
    x = 239,095.22

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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.