Home / 761,226.12-1,050,603.96-438,873.24

Finding the Fourth Proportional to 761,226.12, 1,050,603.96 and 438,873.24

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Solution

The fourth proportional to 761,226.12, 1,050,603.96 and 438,873.24 is: 605,709.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,226.12 : 1,050,603.96 = 438,873.24 : x
  2. Step 2: Convert to fraction form
    761,226.12/1,050,603.96 = 438,873.24/x
  3. Step 3: Cross multiply
    761,226.12x = 1,050,603.96 × 438,873.24
  4. Step 4: Simplify right side
    761,226.12x = 461,081,963,882.03
  5. Step 5: Solve for x
    x = 461,081,963,882.03/761,226.12
  6. Step 6: Final answer
    x = 605,709.59

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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.