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Finding the Fourth Proportional to 446,569.71, 616,262.88 and 242,622.30

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Solution

The fourth proportional to 446,569.71, 616,262.88 and 242,622.30 is: 334,816.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,569.71 : 616,262.88 = 242,622.30 : x
  2. Step 2: Convert to fraction form
    446,569.71/616,262.88 = 242,622.30/x
  3. Step 3: Cross multiply
    446,569.71x = 616,262.88 × 242,622.30
  4. Step 4: Simplify right side
    446,569.71x = 149,519,117,350.22
  5. Step 5: Solve for x
    x = 149,519,117,350.22/446,569.71
  6. Step 6: Final answer
    x = 334,816.97

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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.