Home / 1,019,549.14-1,529,224.89-309,583.42

Finding the Fourth Proportional to 1,019,549.14, 1,529,224.89 and 309,583.42

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Solution

The fourth proportional to 1,019,549.14, 1,529,224.89 and 309,583.42 is: 464,345.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,549.14 : 1,529,224.89 = 309,583.42 : x
  2. Step 2: Convert to fraction form
    1,019,549.14/1,529,224.89 = 309,583.42/x
  3. Step 3: Cross multiply
    1,019,549.14x = 1,529,224.89 × 309,583.42
  4. Step 4: Simplify right side
    1,019,549.14x = 473,422,671,395.32
  5. Step 5: Solve for x
    x = 473,422,671,395.32/1,019,549.14
  6. Step 6: Final answer
    x = 464,345.12

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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.