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Finding the Fourth Proportional to 446,032.36, 615,423.18 and 264,650.68

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Solution

The fourth proportional to 446,032.36, 615,423.18 and 264,650.68 is: 365,157.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,032.36 : 615,423.18 = 264,650.68 : x
  2. Step 2: Convert to fraction form
    446,032.36/615,423.18 = 264,650.68/x
  3. Step 3: Cross multiply
    446,032.36x = 615,423.18 × 264,650.68
  4. Step 4: Simplify right side
    446,032.36x = 162,872,163,074.76
  5. Step 5: Solve for x
    x = 162,872,163,074.76/446,032.36
  6. Step 6: Final answer
    x = 365,157.73

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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.