Home / 630,123.30-944,900.64-180,742.19

Finding the Fourth Proportional to 630,123.30, 944,900.64 and 180,742.19

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Solution

The fourth proportional to 630,123.30, 944,900.64 and 180,742.19 is: 271,031.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,123.30 : 944,900.64 = 180,742.19 : x
  2. Step 2: Convert to fraction form
    630,123.30/944,900.64 = 180,742.19/x
  3. Step 3: Cross multiply
    630,123.30x = 944,900.64 × 180,742.19
  4. Step 4: Simplify right side
    630,123.30x = 170,783,406,281.50
  5. Step 5: Solve for x
    x = 170,783,406,281.50/630,123.30
  6. Step 6: Final answer
    x = 271,031.73

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1.5x scale

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.