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Finding the Fourth Proportional to 477,592.80, 716,228.88 and 240,784.80

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Solution

The fourth proportional to 477,592.80, 716,228.88 and 240,784.80 is: 361,096.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,592.80 : 716,228.88 = 240,784.80 : x
  2. Step 2: Convert to fraction form
    477,592.80/716,228.88 = 240,784.80/x
  3. Step 3: Cross multiply
    477,592.80x = 716,228.88 × 240,784.80
  4. Step 4: Simplify right side
    477,592.80x = 172,457,027,625.02
  5. Step 5: Solve for x
    x = 172,457,027,625.02/477,592.80
  6. Step 6: Final answer
    x = 361,096.37

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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.