Home / 912,235.31-1,259,084.57-530,482.31

Finding the Fourth Proportional to 912,235.31, 1,259,084.57 and 530,482.31

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Solution

The fourth proportional to 912,235.31, 1,259,084.57 and 530,482.31 is: 732,181.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,235.31 : 1,259,084.57 = 530,482.31 : x
  2. Step 2: Convert to fraction form
    912,235.31/1,259,084.57 = 530,482.31/x
  3. Step 3: Cross multiply
    912,235.31x = 1,259,084.57 × 530,482.31
  4. Step 4: Simplify right side
    912,235.31x = 667,922,082,231.12
  5. Step 5: Solve for x
    x = 667,922,082,231.12/912,235.31
  6. Step 6: Final answer
    x = 732,181.79

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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.