Home / 1,007,150.13-1,510,173.06-399,322.68

Finding the Fourth Proportional to 1,007,150.13, 1,510,173.06 and 399,322.68

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Solution

The fourth proportional to 1,007,150.13, 1,510,173.06 and 399,322.68 is: 598,765.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,150.13 : 1,510,173.06 = 399,322.68 : x
  2. Step 2: Convert to fraction form
    1,007,150.13/1,510,173.06 = 399,322.68/x
  3. Step 3: Cross multiply
    1,007,150.13x = 1,510,173.06 × 399,322.68
  4. Step 4: Simplify right side
    1,007,150.13x = 603,046,353,583.00
  5. Step 5: Solve for x
    x = 603,046,353,583.00/1,007,150.13
  6. Step 6: Final answer
    x = 598,765.11

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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.