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Finding the Fourth Proportional to 572,709.92, 859,059.41 and 348,132.36

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Solution

The fourth proportional to 572,709.92, 859,059.41 and 348,132.36 is: 522,195.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,709.92 : 859,059.41 = 348,132.36 : x
  2. Step 2: Convert to fraction form
    572,709.92/859,059.41 = 348,132.36/x
  3. Step 3: Cross multiply
    572,709.92x = 859,059.41 × 348,132.36
  4. Step 4: Simplify right side
    572,709.92x = 299,066,379,783.51
  5. Step 5: Solve for x
    x = 299,066,379,783.51/572,709.92
  6. Step 6: Final answer
    x = 522,195.21

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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.