Home / 936,354.24-1,292,174.89-549,090.86

Finding the Fourth Proportional to 936,354.24, 1,292,174.89 and 549,090.86

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Solution

The fourth proportional to 936,354.24, 1,292,174.89 and 549,090.86 is: 757,748.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,354.24 : 1,292,174.89 = 549,090.86 : x
  2. Step 2: Convert to fraction form
    936,354.24/1,292,174.89 = 549,090.86/x
  3. Step 3: Cross multiply
    936,354.24x = 1,292,174.89 × 549,090.86
  4. Step 4: Simplify right side
    936,354.24x = 709,521,413,786.90
  5. Step 5: Solve for x
    x = 709,521,413,786.90/936,354.24
  6. Step 6: Final answer
    x = 757,748.92

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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.