Home / 909,049.40-1,363,975.73-476,663.60

Finding the Fourth Proportional to 909,049.40, 1,363,975.73 and 476,663.60

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Solution

The fourth proportional to 909,049.40, 1,363,975.73 and 476,663.60 is: 715,206.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,049.40 : 1,363,975.73 = 476,663.60 : x
  2. Step 2: Convert to fraction form
    909,049.40/1,363,975.73 = 476,663.60/x
  3. Step 3: Cross multiply
    909,049.40x = 1,363,975.73 × 476,663.60
  4. Step 4: Simplify right side
    909,049.40x = 650,157,584,588.54
  5. Step 5: Solve for x
    x = 650,157,584,588.54/909,049.40
  6. Step 6: Final answer
    x = 715,206.00

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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.