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Finding the Fourth Proportional to 562,562.83, 776,330.13 and 304,433.79

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Solution

The fourth proportional to 562,562.83, 776,330.13 and 304,433.79 is: 420,115.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,562.83 : 776,330.13 = 304,433.79 : x
  2. Step 2: Convert to fraction form
    562,562.83/776,330.13 = 304,433.79/x
  3. Step 3: Cross multiply
    562,562.83x = 776,330.13 × 304,433.79
  4. Step 4: Simplify right side
    562,562.83x = 236,341,122,244.92
  5. Step 5: Solve for x
    x = 236,341,122,244.92/562,562.83
  6. Step 6: Final answer
    x = 420,115.07

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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.