Home / 673,744.12-1,009,474.32-406,944.13

Finding the Fourth Proportional to 673,744.12, 1,009,474.32 and 406,944.13

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Solution

The fourth proportional to 673,744.12, 1,009,474.32 and 406,944.13 is: 609,726.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,744.12 : 1,009,474.32 = 406,944.13 : x
  2. Step 2: Convert to fraction form
    673,744.12/1,009,474.32 = 406,944.13/x
  3. Step 3: Cross multiply
    673,744.12x = 1,009,474.32 × 406,944.13
  4. Step 4: Simplify right side
    673,744.12x = 410,799,648,909.74
  5. Step 5: Solve for x
    x = 410,799,648,909.74/673,744.12
  6. Step 6: Final answer
    x = 609,726.51

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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.