Home / 761,250.24-1,050,637.14-438,897.24

Finding the Fourth Proportional to 761,250.24, 1,050,637.14 and 438,897.24

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Solution

The fourth proportional to 761,250.24, 1,050,637.14 and 438,897.24 is: 605,742.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,250.24 : 1,050,637.14 = 438,897.24 : x
  2. Step 2: Convert to fraction form
    761,250.24/1,050,637.14 = 438,897.24/x
  3. Step 3: Cross multiply
    761,250.24x = 1,050,637.14 × 438,897.24
  4. Step 4: Simplify right side
    761,250.24x = 461,121,740,987.49
  5. Step 5: Solve for x
    x = 461,121,740,987.49/761,250.24
  6. Step 6: Final answer
    x = 605,742.65

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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.