Home / 875,856.40-1,313,784.60-496,630.60

Finding the Fourth Proportional to 875,856.40, 1,313,784.60 and 496,630.60

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Solution

The fourth proportional to 875,856.40, 1,313,784.60 and 496,630.60 is: 744,945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,856.40 : 1,313,784.60 = 496,630.60 : x
  2. Step 2: Convert to fraction form
    875,856.40/1,313,784.60 = 496,630.60/x
  3. Step 3: Cross multiply
    875,856.40x = 1,313,784.60 × 496,630.60
  4. Step 4: Simplify right side
    875,856.40x = 652,465,634,168.76
  5. Step 5: Solve for x
    x = 652,465,634,168.76/875,856.40
  6. Step 6: Final answer
    x = 744,945.90

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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.