Home / 302,498.10-453,637.80-152,688.60

Finding the Fourth Proportional to 302,498.10, 453,637.80 and 152,688.60

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Solution

The fourth proportional to 302,498.10, 453,637.80 and 152,688.60 is: 228,977.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,498.10 : 453,637.80 = 152,688.60 : x
  2. Step 2: Convert to fraction form
    302,498.10/453,637.80 = 152,688.60/x
  3. Step 3: Cross multiply
    302,498.10x = 453,637.80 × 152,688.60
  4. Step 4: Simplify right side
    302,498.10x = 69,265,320,589.08
  5. Step 5: Solve for x
    x = 69,265,320,589.08/302,498.10
  6. Step 6: Final answer
    x = 228,977.70

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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.