Home / 347,269.34-520,924.16-134,038.46

Finding the Fourth Proportional to 347,269.34, 520,924.16 and 134,038.46

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Solution

The fourth proportional to 347,269.34, 520,924.16 and 134,038.46 is: 201,065.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,269.34 : 520,924.16 = 134,038.46 : x
  2. Step 2: Convert to fraction form
    347,269.34/520,924.16 = 134,038.46/x
  3. Step 3: Cross multiply
    347,269.34x = 520,924.16 × 134,038.46
  4. Step 4: Simplify right side
    347,269.34x = 69,823,872,183.19
  5. Step 5: Solve for x
    x = 69,823,872,183.19/347,269.34
  6. Step 6: Final answer
    x = 201,065.47

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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.