Home / 922,837.81-1,273,512.03-514,915.84

Finding the Fourth Proportional to 922,837.81, 1,273,512.03 and 514,915.84

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Solution

The fourth proportional to 922,837.81, 1,273,512.03 and 514,915.84 is: 710,581.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,837.81 : 1,273,512.03 = 514,915.84 : x
  2. Step 2: Convert to fraction form
    922,837.81/1,273,512.03 = 514,915.84/x
  3. Step 3: Cross multiply
    922,837.81x = 1,273,512.03 × 514,915.84
  4. Step 4: Simplify right side
    922,837.81x = 655,751,516,677.56
  5. Step 5: Solve for x
    x = 655,751,516,677.56/922,837.81
  6. Step 6: Final answer
    x = 710,581.54

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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.