Home / 513,273.55-708,322.08-283,846.28

Finding the Fourth Proportional to 513,273.55, 708,322.08 and 283,846.28

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Solution

The fourth proportional to 513,273.55, 708,322.08 and 283,846.28 is: 391,710.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,273.55 : 708,322.08 = 283,846.28 : x
  2. Step 2: Convert to fraction form
    513,273.55/708,322.08 = 283,846.28/x
  3. Step 3: Cross multiply
    513,273.55x = 708,322.08 × 283,846.28
  4. Step 4: Simplify right side
    513,273.55x = 201,054,584,617.87
  5. Step 5: Solve for x
    x = 201,054,584,617.87/513,273.55
  6. Step 6: Final answer
    x = 391,710.39

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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.