Home / 357,030.05-492,733.35-195,916.46

Finding the Fourth Proportional to 357,030.05, 492,733.35 and 195,916.46

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Solution

The fourth proportional to 357,030.05, 492,733.35 and 195,916.46 is: 270,382.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,030.05 : 492,733.35 = 195,916.46 : x
  2. Step 2: Convert to fraction form
    357,030.05/492,733.35 = 195,916.46/x
  3. Step 3: Cross multiply
    357,030.05x = 492,733.35 × 195,916.46
  4. Step 4: Simplify right side
    357,030.05x = 96,534,571,192.27
  5. Step 5: Solve for x
    x = 96,534,571,192.27/357,030.05
  6. Step 6: Final answer
    x = 270,382.21

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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.