Home / 766,462.67-1,057,751.12-426,931.07

Finding the Fourth Proportional to 766,462.67, 1,057,751.12 and 426,931.07

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Solution

The fourth proportional to 766,462.67, 1,057,751.12 and 426,931.07 is: 589,183.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,462.67 : 1,057,751.12 = 426,931.07 : x
  2. Step 2: Convert to fraction form
    766,462.67/1,057,751.12 = 426,931.07/x
  3. Step 3: Cross multiply
    766,462.67x = 1,057,751.12 × 426,931.07
  4. Step 4: Simplify right side
    766,462.67x = 451,586,817,455.30
  5. Step 5: Solve for x
    x = 451,586,817,455.30/766,462.67
  6. Step 6: Final answer
    x = 589,183.06

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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.