Home / 349,715.40-524,573.10-322,888.20

Finding the Fourth Proportional to 349,715.40, 524,573.10 and 322,888.20

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Solution

The fourth proportional to 349,715.40, 524,573.10 and 322,888.20 is: 484,332.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,715.40 : 524,573.10 = 322,888.20 : x
  2. Step 2: Convert to fraction form
    349,715.40/524,573.10 = 322,888.20/x
  3. Step 3: Cross multiply
    349,715.40x = 524,573.10 × 322,888.20
  4. Step 4: Simplify right side
    349,715.40x = 169,378,464,027.42
  5. Step 5: Solve for x
    x = 169,378,464,027.42/349,715.40
  6. Step 6: Final answer
    x = 484,332.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.