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Finding the Fourth Proportional to 562,570.71, 776,458.24 and 426,367.08

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Solution

The fourth proportional to 562,570.71, 776,458.24 and 426,367.08 is: 588,470.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,570.71 : 776,458.24 = 426,367.08 : x
  2. Step 2: Convert to fraction form
    562,570.71/776,458.24 = 426,367.08/x
  3. Step 3: Cross multiply
    562,570.71x = 776,458.24 × 426,367.08
  4. Step 4: Simplify right side
    562,570.71x = 331,056,231,464.82
  5. Step 5: Solve for x
    x = 331,056,231,464.82/562,570.71
  6. Step 6: Final answer
    x = 588,470.44

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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.