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Finding the Fourth Proportional to 600,489.36, 828,656.64 and 358,717.68

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Solution

The fourth proportional to 600,489.36, 828,656.64 and 358,717.68 is: 495,019.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,489.36 : 828,656.64 = 358,717.68 : x
  2. Step 2: Convert to fraction form
    600,489.36/828,656.64 = 358,717.68/x
  3. Step 3: Cross multiply
    600,489.36x = 828,656.64 × 358,717.68
  4. Step 4: Simplify right side
    600,489.36x = 297,253,787,417.40
  5. Step 5: Solve for x
    x = 297,253,787,417.40/600,489.36
  6. Step 6: Final answer
    x = 495,019.24

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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.