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Finding the Fourth Proportional to 364,001.04, 502,323.12 and 211,129.74

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Solution

The fourth proportional to 364,001.04, 502,323.12 and 211,129.74 is: 291,360.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,001.04 : 502,323.12 = 211,129.74 : x
  2. Step 2: Convert to fraction form
    364,001.04/502,323.12 = 211,129.74/x
  3. Step 3: Cross multiply
    364,001.04x = 502,323.12 × 211,129.74
  4. Step 4: Simplify right side
    364,001.04x = 106,055,349,721.59
  5. Step 5: Solve for x
    x = 106,055,349,721.59/364,001.04
  6. Step 6: Final answer
    x = 291,360.02

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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.