Home / 910,648.20-1,365,050.70-536,478.60

Finding the Fourth Proportional to 910,648.20, 1,365,050.70 and 536,478.60

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Solution

The fourth proportional to 910,648.20, 1,365,050.70 and 536,478.60 is: 804,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,648.20 : 1,365,050.70 = 536,478.60 : x
  2. Step 2: Convert to fraction form
    910,648.20/1,365,050.70 = 536,478.60/x
  3. Step 3: Cross multiply
    910,648.20x = 1,365,050.70 × 536,478.60
  4. Step 4: Simplify right side
    910,648.20x = 732,320,488,465.02
  5. Step 5: Solve for x
    x = 732,320,488,465.02/910,648.20
  6. Step 6: Final answer
    x = 804,174.97

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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.