Home / 347,826.37-520,689.17-314,562.10

Finding the Fourth Proportional to 347,826.37, 520,689.17 and 314,562.10

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Solution

The fourth proportional to 347,826.37, 520,689.17 and 314,562.10 is: 470,893.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,826.37 : 520,689.17 = 314,562.10 : x
  2. Step 2: Convert to fraction form
    347,826.37/520,689.17 = 314,562.10/x
  3. Step 3: Cross multiply
    347,826.37x = 520,689.17 × 314,562.10
  4. Step 4: Simplify right side
    347,826.37x = 163,789,078,762.46
  5. Step 5: Solve for x
    x = 163,789,078,762.46/347,826.37
  6. Step 6: Final answer
    x = 470,893.22

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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.