Home / 448,210.35-618,530.29-247,006.35

Finding the Fourth Proportional to 448,210.35, 618,530.29 and 247,006.35

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Solution

The fourth proportional to 448,210.35, 618,530.29 and 247,006.35 is: 340,868.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,210.35 : 618,530.29 = 247,006.35 : x
  2. Step 2: Convert to fraction form
    448,210.35/618,530.29 = 247,006.35/x
  3. Step 3: Cross multiply
    448,210.35x = 618,530.29 × 247,006.35
  4. Step 4: Simplify right side
    448,210.35x = 152,780,904,969.66
  5. Step 5: Solve for x
    x = 152,780,904,969.66/448,210.35
  6. Step 6: Final answer
    x = 340,868.76

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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.