Home / 728,203.61-1,092,130.32-373,034.81

Finding the Fourth Proportional to 728,203.61, 1,092,130.32 and 373,034.81

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Solution

The fourth proportional to 728,203.61, 1,092,130.32 and 373,034.81 is: 559,462.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,203.61 : 1,092,130.32 = 373,034.81 : x
  2. Step 2: Convert to fraction form
    728,203.61/1,092,130.32 = 373,034.81/x
  3. Step 3: Cross multiply
    728,203.61x = 1,092,130.32 × 373,034.81
  4. Step 4: Simplify right side
    728,203.61x = 407,402,626,416.44
  5. Step 5: Solve for x
    x = 407,402,626,416.44/728,203.61
  6. Step 6: Final answer
    x = 559,462.52

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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.