Home / 669,382.16-923,753.80-367,582.48

Finding the Fourth Proportional to 669,382.16, 923,753.80 and 367,582.48

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Solution

The fourth proportional to 669,382.16, 923,753.80 and 367,582.48 is: 507,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,382.16 : 923,753.80 = 367,582.48 : x
  2. Step 2: Convert to fraction form
    669,382.16/923,753.80 = 367,582.48/x
  3. Step 3: Cross multiply
    669,382.16x = 923,753.80 × 367,582.48
  4. Step 4: Simplify right side
    669,382.16x = 339,555,712,713.42
  5. Step 5: Solve for x
    x = 339,555,712,713.42/669,382.16
  6. Step 6: Final answer
    x = 507,267.35

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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.