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Finding the Fourth Proportional to 342,501.16, 472,673.46 and 191,599.24

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Solution

The fourth proportional to 342,501.16, 472,673.46 and 191,599.24 is: 264,419.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,501.16 : 472,673.46 = 191,599.24 : x
  2. Step 2: Convert to fraction form
    342,501.16/472,673.46 = 191,599.24/x
  3. Step 3: Cross multiply
    342,501.16x = 472,673.46 × 191,599.24
  4. Step 4: Simplify right side
    342,501.16x = 90,563,875,704.17
  5. Step 5: Solve for x
    x = 90,563,875,704.17/342,501.16
  6. Step 6: Final answer
    x = 264,419.18

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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.