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Finding the Fourth Proportional to 336,009.74, 463,693.28 and 185,106.74

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Solution

The fourth proportional to 336,009.74, 463,693.28 and 185,106.74 is: 255,447.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,009.74 : 463,693.28 = 185,106.74 : x
  2. Step 2: Convert to fraction form
    336,009.74/463,693.28 = 185,106.74/x
  3. Step 3: Cross multiply
    336,009.74x = 463,693.28 × 185,106.74
  4. Step 4: Simplify right side
    336,009.74x = 85,832,748,176.71
  5. Step 5: Solve for x
    x = 85,832,748,176.71/336,009.74
  6. Step 6: Final answer
    x = 255,447.21

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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.