Home / 448,725.08-672,098.72-370,904.47

Finding the Fourth Proportional to 448,725.08, 672,098.72 and 370,904.47

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Solution

The fourth proportional to 448,725.08, 672,098.72 and 370,904.47 is: 555,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,725.08 : 672,098.72 = 370,904.47 : x
  2. Step 2: Convert to fraction form
    448,725.08/672,098.72 = 370,904.47/x
  3. Step 3: Cross multiply
    448,725.08x = 672,098.72 × 370,904.47
  4. Step 4: Simplify right side
    448,725.08x = 249,284,415,994.51
  5. Step 5: Solve for x
    x = 249,284,415,994.51/448,725.08
  6. Step 6: Final answer
    x = 555,539.30

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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.