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Finding the Fourth Proportional to 446,417.96, 616,061.30 and 242,470.84

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Solution

The fourth proportional to 446,417.96, 616,061.30 and 242,470.84 is: 334,612.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,417.96 : 616,061.30 = 242,470.84 : x
  2. Step 2: Convert to fraction form
    446,417.96/616,061.30 = 242,470.84/x
  3. Step 3: Cross multiply
    446,417.96x = 616,061.30 × 242,470.84
  4. Step 4: Simplify right side
    446,417.96x = 149,376,900,902.49
  5. Step 5: Solve for x
    x = 149,376,900,902.49/446,417.96
  6. Step 6: Final answer
    x = 334,612.21

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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.