Home / 914,893.47-1,262,601.54-507,039.84

Finding the Fourth Proportional to 914,893.47, 1,262,601.54 and 507,039.84

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Solution

The fourth proportional to 914,893.47, 1,262,601.54 and 507,039.84 is: 699,741.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,893.47 : 1,262,601.54 = 507,039.84 : x
  2. Step 2: Convert to fraction form
    914,893.47/1,262,601.54 = 507,039.84/x
  3. Step 3: Cross multiply
    914,893.47x = 1,262,601.54 × 507,039.84
  4. Step 4: Simplify right side
    914,893.47x = 640,189,282,825.35
  5. Step 5: Solve for x
    x = 640,189,282,825.35/914,893.47
  6. Step 6: Final answer
    x = 699,741.89

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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.