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Finding the Fourth Proportional to 446,757.79, 616,615.42 and 265,434.81

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Solution

The fourth proportional to 446,757.79, 616,615.42 and 265,434.81 is: 366,353.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,757.79 : 616,615.42 = 265,434.81 : x
  2. Step 2: Convert to fraction form
    446,757.79/616,615.42 = 265,434.81/x
  3. Step 3: Cross multiply
    446,757.79x = 616,615.42 × 265,434.81
  4. Step 4: Simplify right side
    446,757.79x = 163,671,196,850.77
  5. Step 5: Solve for x
    x = 163,671,196,850.77/446,757.79
  6. Step 6: Final answer
    x = 366,353.32

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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.