Home / 448,005.13-618,246.81-246,801.13

Finding the Fourth Proportional to 448,005.13, 618,246.81 and 246,801.13

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Solution

The fourth proportional to 448,005.13, 618,246.81 and 246,801.13 is: 340,585.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,005.13 : 618,246.81 = 246,801.13 : x
  2. Step 2: Convert to fraction form
    448,005.13/618,246.81 = 246,801.13/x
  3. Step 3: Cross multiply
    448,005.13x = 618,246.81 × 246,801.13
  4. Step 4: Simplify right side
    448,005.13x = 152,584,011,326.90
  5. Step 5: Solve for x
    x = 152,584,011,326.90/448,005.13
  6. Step 6: Final answer
    x = 340,585.41

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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.