Home / 764,282.32-1,054,686.72-437,584.48

Finding the Fourth Proportional to 764,282.32, 1,054,686.72 and 437,584.48

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Solution

The fourth proportional to 764,282.32, 1,054,686.72 and 437,584.48 is: 603,853.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,282.32 : 1,054,686.72 = 437,584.48 : x
  2. Step 2: Convert to fraction form
    764,282.32/1,054,686.72 = 437,584.48/x
  3. Step 3: Cross multiply
    764,282.32x = 1,054,686.72 × 437,584.48
  4. Step 4: Simplify right side
    764,282.32x = 461,514,539,934.11
  5. Step 5: Solve for x
    x = 461,514,539,934.11/764,282.32
  6. Step 6: Final answer
    x = 603,853.48

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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.