Home / 331,518.03-457,494.93-180,615.03

Finding the Fourth Proportional to 331,518.03, 457,494.93 and 180,615.03

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Solution

The fourth proportional to 331,518.03, 457,494.93 and 180,615.03 is: 249,248.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,518.03 : 457,494.93 = 180,615.03 : x
  2. Step 2: Convert to fraction form
    331,518.03/457,494.93 = 180,615.03/x
  3. Step 3: Cross multiply
    331,518.03x = 457,494.93 × 180,615.03
  4. Step 4: Simplify right side
    331,518.03x = 82,630,460,506.80
  5. Step 5: Solve for x
    x = 82,630,460,506.80/331,518.03
  6. Step 6: Final answer
    x = 249,248.77

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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.