Home / 879,284.79-1,318,886.01-366,738.21

Finding the Fourth Proportional to 879,284.79, 1,318,886.01 and 366,738.21

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Solution

The fourth proportional to 879,284.79, 1,318,886.01 and 366,738.21 is: 550,090.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,284.79 : 1,318,886.01 = 366,738.21 : x
  2. Step 2: Convert to fraction form
    879,284.79/1,318,886.01 = 366,738.21/x
  3. Step 3: Cross multiply
    879,284.79x = 1,318,886.01 × 366,738.21
  4. Step 4: Simplify right side
    879,284.79x = 483,685,894,501.44
  5. Step 5: Solve for x
    x = 483,685,894,501.44/879,284.79
  6. Step 6: Final answer
    x = 550,090.14

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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.