Home / 576,289.07-795,386.18-331,417.20

Finding the Fourth Proportional to 576,289.07, 795,386.18 and 331,417.20

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Solution

The fourth proportional to 576,289.07, 795,386.18 and 331,417.20 is: 457,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,289.07 : 795,386.18 = 331,417.20 : x
  2. Step 2: Convert to fraction form
    576,289.07/795,386.18 = 331,417.20/x
  3. Step 3: Cross multiply
    576,289.07x = 795,386.18 × 331,417.20
  4. Step 4: Simplify right side
    576,289.07x = 263,604,659,037.21
  5. Step 5: Solve for x
    x = 263,604,659,037.21/576,289.07
  6. Step 6: Final answer
    x = 457,417.42

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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.