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Finding the Fourth Proportional to 516,679, 713,364.96 and 462,061.71

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Solution

The fourth proportional to 516,679, 713,364.96 and 462,061.71 is: 637,956.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,679 : 713,364.96 = 462,061.71 : x
  2. Step 2: Convert to fraction form
    516,679/713,364.96 = 462,061.71/x
  3. Step 3: Cross multiply
    516,679x = 713,364.96 × 462,061.71
  4. Step 4: Simplify right side
    516,679x = 329,618,633,271.68
  5. Step 5: Solve for x
    x = 329,618,633,271.68/516,679
  6. Step 6: Final answer
    x = 637,956.32

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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.