Home / 1,019,598.73-1,529,298.77-309,632.92

Finding the Fourth Proportional to 1,019,598.73, 1,529,298.77 and 309,632.92

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Solution

The fourth proportional to 1,019,598.73, 1,529,298.77 and 309,632.92 is: 464,419.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,598.73 : 1,529,298.77 = 309,632.92 : x
  2. Step 2: Convert to fraction form
    1,019,598.73/1,529,298.77 = 309,632.92/x
  3. Step 3: Cross multiply
    1,019,598.73x = 1,529,298.77 × 309,632.92
  4. Step 4: Simplify right side
    1,019,598.73x = 473,521,238,336.10
  5. Step 5: Solve for x
    x = 473,521,238,336.10/1,019,598.73
  6. Step 6: Final answer
    x = 464,419.21

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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.