Home / 575,962.90-863,845.88-155,140.36

Finding the Fourth Proportional to 575,962.90, 863,845.88 and 155,140.36

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Solution

The fourth proportional to 575,962.90, 863,845.88 and 155,140.36 is: 232,684.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,962.90 : 863,845.88 = 155,140.36 : x
  2. Step 2: Convert to fraction form
    575,962.90/863,845.88 = 155,140.36/x
  3. Step 3: Cross multiply
    575,962.90x = 863,845.88 × 155,140.36
  4. Step 4: Simplify right side
    575,962.90x = 134,017,360,807.72
  5. Step 5: Solve for x
    x = 134,017,360,807.72/575,962.90
  6. Step 6: Final answer
    x = 232,684.02

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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.