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Finding the Fourth Proportional to 335,510.67, 463,176.27 and 258,857.54

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Solution

The fourth proportional to 335,510.67, 463,176.27 and 258,857.54 is: 357,355.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,510.67 : 463,176.27 = 258,857.54 : x
  2. Step 2: Convert to fraction form
    335,510.67/463,176.27 = 258,857.54/x
  3. Step 3: Cross multiply
    335,510.67x = 463,176.27 × 258,857.54
  4. Step 4: Simplify right side
    335,510.67x = 119,896,667,522.69
  5. Step 5: Solve for x
    x = 119,896,667,522.69/335,510.67
  6. Step 6: Final answer
    x = 357,355.75

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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.