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Finding the Fourth Proportional to 364,117.95, 502,484.72 and 202,971.69

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Solution

The fourth proportional to 364,117.95, 502,484.72 and 202,971.69 is: 280,102.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,117.95 : 502,484.72 = 202,971.69 : x
  2. Step 2: Convert to fraction form
    364,117.95/502,484.72 = 202,971.69/x
  3. Step 3: Cross multiply
    364,117.95x = 502,484.72 × 202,971.69
  4. Step 4: Simplify right side
    364,117.95x = 101,990,171,802.72
  5. Step 5: Solve for x
    x = 101,990,171,802.72/364,117.95
  6. Step 6: Final answer
    x = 280,102.02

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1.5x scale

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.