Home / 380,623.02-570,934.53-158,851.50

Finding the Fourth Proportional to 380,623.02, 570,934.53 and 158,851.50

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Solution

The fourth proportional to 380,623.02, 570,934.53 and 158,851.50 is: 238,277.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,623.02 : 570,934.53 = 158,851.50 : x
  2. Step 2: Convert to fraction form
    380,623.02/570,934.53 = 158,851.50/x
  3. Step 3: Cross multiply
    380,623.02x = 570,934.53 × 158,851.50
  4. Step 4: Simplify right side
    380,623.02x = 90,693,806,492.30
  5. Step 5: Solve for x
    x = 90,693,806,492.30/380,623.02
  6. Step 6: Final answer
    x = 238,277.25

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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.