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Finding the Fourth Proportional to 473,760.48, 653,579.46 and 282,662.76

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Solution

The fourth proportional to 473,760.48, 653,579.46 and 282,662.76 is: 389,949.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,760.48 : 653,579.46 = 282,662.76 : x
  2. Step 2: Convert to fraction form
    473,760.48/653,579.46 = 282,662.76/x
  3. Step 3: Cross multiply
    473,760.48x = 653,579.46 × 282,662.76
  4. Step 4: Simplify right side
    473,760.48x = 184,742,574,042.91
  5. Step 5: Solve for x
    x = 184,742,574,042.91/473,760.48
  6. Step 6: Final answer
    x = 389,949.31

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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.