Home / 761,067.06-1,050,036.14-438,736.08

Finding the Fourth Proportional to 761,067.06, 1,050,036.14 and 438,736.08

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Solution

The fourth proportional to 761,067.06, 1,050,036.14 and 438,736.08 is: 605,319.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,067.06 : 1,050,036.14 = 438,736.08 : x
  2. Step 2: Convert to fraction form
    761,067.06/1,050,036.14 = 438,736.08/x
  3. Step 3: Cross multiply
    761,067.06x = 1,050,036.14 × 438,736.08
  4. Step 4: Simplify right side
    761,067.06x = 460,688,739,921.93
  5. Step 5: Solve for x
    x = 460,688,739,921.93/761,067.06
  6. Step 6: Final answer
    x = 605,319.51

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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.