Home / 988,412.60-1,480,926.37-539,448.50

Finding the Fourth Proportional to 988,412.60, 1,480,926.37 and 539,448.50

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Solution

The fourth proportional to 988,412.60, 1,480,926.37 and 539,448.50 is: 808,249.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,412.60 : 1,480,926.37 = 539,448.50 : x
  2. Step 2: Convert to fraction form
    988,412.60/1,480,926.37 = 539,448.50/x
  3. Step 3: Cross multiply
    988,412.60x = 1,480,926.37 × 539,448.50
  4. Step 4: Simplify right side
    988,412.60x = 798,883,500,342.16
  5. Step 5: Solve for x
    x = 798,883,500,342.16/988,412.60
  6. Step 6: Final answer
    x = 808,249.01

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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.