Home / 384,926.34-577,352.40-118,615.35

Finding the Fourth Proportional to 384,926.34, 577,352.40 and 118,615.35

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Solution

The fourth proportional to 384,926.34, 577,352.40 and 118,615.35 is: 177,911.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,926.34 : 577,352.40 = 118,615.35 : x
  2. Step 2: Convert to fraction form
    384,926.34/577,352.40 = 118,615.35/x
  3. Step 3: Cross multiply
    384,926.34x = 577,352.40 × 118,615.35
  4. Step 4: Simplify right side
    384,926.34x = 68,482,856,406.26
  5. Step 5: Solve for x
    x = 68,482,856,406.26/384,926.34
  6. Step 6: Final answer
    x = 177,911.59

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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.