Home / 448,109.32-672,295.14-144,497.37

Finding the Fourth Proportional to 448,109.32, 672,295.14 and 144,497.37

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Solution

The fourth proportional to 448,109.32, 672,295.14 and 144,497.37 is: 216,788.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,109.32 : 672,295.14 = 144,497.37 : x
  2. Step 2: Convert to fraction form
    448,109.32/672,295.14 = 144,497.37/x
  3. Step 3: Cross multiply
    448,109.32x = 672,295.14 × 144,497.37
  4. Step 4: Simplify right side
    448,109.32x = 97,144,875,509.82
  5. Step 5: Solve for x
    x = 97,144,875,509.82/448,109.32
  6. Step 6: Final answer
    x = 216,788.34

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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.