Home / 753,007.13-1,039,157.12-413,482.67

Finding the Fourth Proportional to 753,007.13, 1,039,157.12 and 413,482.67

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Solution

The fourth proportional to 753,007.13, 1,039,157.12 and 413,482.67 is: 570,610.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,007.13 : 1,039,157.12 = 413,482.67 : x
  2. Step 2: Convert to fraction form
    753,007.13/1,039,157.12 = 413,482.67/x
  3. Step 3: Cross multiply
    753,007.13x = 1,039,157.12 × 413,482.67
  4. Step 4: Simplify right side
    753,007.13x = 429,673,456,365.03
  5. Step 5: Solve for x
    x = 429,673,456,365.03/753,007.13
  6. Step 6: Final answer
    x = 570,610.08

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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.