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Finding the Fourth Proportional to 446,445.51, 616,099.43 and 242,500.40

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Solution

The fourth proportional to 446,445.51, 616,099.43 and 242,500.40 is: 334,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,445.51 : 616,099.43 = 242,500.40 : x
  2. Step 2: Convert to fraction form
    446,445.51/616,099.43 = 242,500.40/x
  3. Step 3: Cross multiply
    446,445.51x = 616,099.43 × 242,500.40
  4. Step 4: Simplify right side
    446,445.51x = 149,404,358,050.90
  5. Step 5: Solve for x
    x = 149,404,358,050.90/446,445.51
  6. Step 6: Final answer
    x = 334,653.07

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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.