Home / 384,926.09-577,352.02-118,615.10

Finding the Fourth Proportional to 384,926.09, 577,352.02 and 118,615.10

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Solution

The fourth proportional to 384,926.09, 577,352.02 and 118,615.10 is: 177,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,926.09 : 577,352.02 = 118,615.10 : x
  2. Step 2: Convert to fraction form
    384,926.09/577,352.02 = 118,615.10/x
  3. Step 3: Cross multiply
    384,926.09x = 577,352.02 × 118,615.10
  4. Step 4: Simplify right side
    384,926.09x = 68,482,667,587.50
  5. Step 5: Solve for x
    x = 68,482,667,587.50/384,926.09
  6. Step 6: Final answer
    x = 177,911.21

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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.