Home / 877,978.91-1,316,968.95-246,892.79

Finding the Fourth Proportional to 877,978.91, 1,316,968.95 and 246,892.79

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Solution

The fourth proportional to 877,978.91, 1,316,968.95 and 246,892.79 is: 370,339.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,978.91 : 1,316,968.95 = 246,892.79 : x
  2. Step 2: Convert to fraction form
    877,978.91/1,316,968.95 = 246,892.79/x
  3. Step 3: Cross multiply
    877,978.91x = 1,316,968.95 × 246,892.79
  4. Step 4: Simplify right side
    877,978.91x = 325,150,138,408.87
  5. Step 5: Solve for x
    x = 325,150,138,408.87/877,978.91
  6. Step 6: Final answer
    x = 370,339.35

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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.