Home / 768,271.38-1,060,208.37-446,011.38

Finding the Fourth Proportional to 768,271.38, 1,060,208.37 and 446,011.38

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Solution

The fourth proportional to 768,271.38, 1,060,208.37 and 446,011.38 is: 615,492.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,271.38 : 1,060,208.37 = 446,011.38 : x
  2. Step 2: Convert to fraction form
    768,271.38/1,060,208.37 = 446,011.38/x
  3. Step 3: Cross multiply
    768,271.38x = 1,060,208.37 × 446,011.38
  4. Step 4: Simplify right side
    768,271.38x = 472,864,998,191.25
  5. Step 5: Solve for x
    x = 472,864,998,191.25/768,271.38
  6. Step 6: Final answer
    x = 615,492.14

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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.