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Finding the Fourth Proportional to 465,783.42, 698,176.74 and 240,917.42

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Solution

The fourth proportional to 465,783.42, 698,176.74 and 240,917.42 is: 361,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,783.42 : 698,176.74 = 240,917.42 : x
  2. Step 2: Convert to fraction form
    465,783.42/698,176.74 = 240,917.42/x
  3. Step 3: Cross multiply
    465,783.42x = 698,176.74 × 240,917.42
  4. Step 4: Simplify right side
    465,783.42x = 168,202,938,904.81
  5. Step 5: Solve for x
    x = 168,202,938,904.81/465,783.42
  6. Step 6: Final answer
    x = 361,118.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.