Home / 380,248.37-524,742.76-210,482.49

Finding the Fourth Proportional to 380,248.37, 524,742.76 and 210,482.49

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Solution

The fourth proportional to 380,248.37, 524,742.76 and 210,482.49 is: 290,465.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,248.37 : 524,742.76 = 210,482.49 : x
  2. Step 2: Convert to fraction form
    380,248.37/524,742.76 = 210,482.49/x
  3. Step 3: Cross multiply
    380,248.37x = 524,742.76 × 210,482.49
  4. Step 4: Simplify right side
    380,248.37x = 110,449,163,519.92
  5. Step 5: Solve for x
    x = 110,449,163,519.92/380,248.37
  6. Step 6: Final answer
    x = 290,465.85

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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.