Home / 672,337.01-1,008,802.51-352,412.33

Finding the Fourth Proportional to 672,337.01, 1,008,802.51 and 352,412.33

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Solution

The fourth proportional to 672,337.01, 1,008,802.51 and 352,412.33 is: 528,774.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,337.01 : 1,008,802.51 = 352,412.33 : x
  2. Step 2: Convert to fraction form
    672,337.01/1,008,802.51 = 352,412.33/x
  3. Step 3: Cross multiply
    672,337.01x = 1,008,802.51 × 352,412.33
  4. Step 4: Simplify right side
    672,337.01x = 355,514,437,133.91
  5. Step 5: Solve for x
    x = 355,514,437,133.91/672,337.01
  6. Step 6: Final answer
    x = 528,774.16

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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.