Home / 447,582.51-671,643.27-163,298.03

Finding the Fourth Proportional to 447,582.51, 671,643.27 and 163,298.03

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Solution

The fourth proportional to 447,582.51, 671,643.27 and 163,298.03 is: 245,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,582.51 : 671,643.27 = 163,298.03 : x
  2. Step 2: Convert to fraction form
    447,582.51/671,643.27 = 163,298.03/x
  3. Step 3: Cross multiply
    447,582.51x = 671,643.27 × 163,298.03
  4. Step 4: Simplify right side
    447,582.51x = 109,678,019,495.54
  5. Step 5: Solve for x
    x = 109,678,019,495.54/447,582.51
  6. Step 6: Final answer
    x = 245,045.36

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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.