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Finding the Fourth Proportional to 516,866.04, 713,416.20 and 335,568.60

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Solution

The fourth proportional to 516,866.04, 713,416.20 and 335,568.60 is: 463,176.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,866.04 : 713,416.20 = 335,568.60 : x
  2. Step 2: Convert to fraction form
    516,866.04/713,416.20 = 335,568.60/x
  3. Step 3: Cross multiply
    516,866.04x = 713,416.20 × 335,568.60
  4. Step 4: Simplify right side
    516,866.04x = 239,400,075,451.32
  5. Step 5: Solve for x
    x = 239,400,075,451.32/516,866.04
  6. Step 6: Final answer
    x = 463,176.25

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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.