Home / 877,963.95-1,316,946.48-246,877.78

Finding the Fourth Proportional to 877,963.95, 1,316,946.48 and 246,877.78

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Solution

The fourth proportional to 877,963.95, 1,316,946.48 and 246,877.78 is: 370,316.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,963.95 : 1,316,946.48 = 246,877.78 : x
  2. Step 2: Convert to fraction form
    877,963.95/1,316,946.48 = 246,877.78/x
  3. Step 3: Cross multiply
    877,963.95x = 1,316,946.48 × 246,877.78
  4. Step 4: Simplify right side
    877,963.95x = 325,124,823,361.21
  5. Step 5: Solve for x
    x = 325,124,823,361.21/877,963.95
  6. Step 6: Final answer
    x = 370,316.83

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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.