Home / 879,210.66-1,318,776.33-366,664.71

Finding the Fourth Proportional to 879,210.66, 1,318,776.33 and 366,664.71

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Solution

The fourth proportional to 879,210.66, 1,318,776.33 and 366,664.71 is: 549,980.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,210.66 : 1,318,776.33 = 366,664.71 : x
  2. Step 2: Convert to fraction form
    879,210.66/1,318,776.33 = 366,664.71/x
  3. Step 3: Cross multiply
    879,210.66x = 1,318,776.33 × 366,664.71
  4. Step 4: Simplify right side
    879,210.66x = 483,548,740,594.31
  5. Step 5: Solve for x
    x = 483,548,740,594.31/879,210.66
  6. Step 6: Final answer
    x = 549,980.53

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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.