Home / 356,569.65-492,069.97-195,421.23

Finding the Fourth Proportional to 356,569.65, 492,069.97 and 195,421.23

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Solution

The fourth proportional to 356,569.65, 492,069.97 and 195,421.23 is: 269,683.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,569.65 : 492,069.97 = 195,421.23 : x
  2. Step 2: Convert to fraction form
    356,569.65/492,069.97 = 195,421.23/x
  3. Step 3: Cross multiply
    356,569.65x = 492,069.97 × 195,421.23
  4. Step 4: Simplify right side
    356,569.65x = 96,160,918,783.46
  5. Step 5: Solve for x
    x = 96,160,918,783.46/356,569.65
  6. Step 6: Final answer
    x = 269,683.41

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1.5x scale

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.