Home / 753,638.99-1,127,851.85-465,332.24

Finding the Fourth Proportional to 753,638.99, 1,127,851.85 and 465,332.24

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Solution

The fourth proportional to 753,638.99, 1,127,851.85 and 465,332.24 is: 696,388.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,638.99 : 1,127,851.85 = 465,332.24 : x
  2. Step 2: Convert to fraction form
    753,638.99/1,127,851.85 = 465,332.24/x
  3. Step 3: Cross multiply
    753,638.99x = 1,127,851.85 × 465,332.24
  4. Step 4: Simplify right side
    753,638.99x = 524,825,829,114.11
  5. Step 5: Solve for x
    x = 524,825,829,114.11/753,638.99
  6. Step 6: Final answer
    x = 696,388.91

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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.