Home / 910,631.20-1,365,025.20-536,461.60

Finding the Fourth Proportional to 910,631.20, 1,365,025.20 and 536,461.60

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Solution

The fourth proportional to 910,631.20, 1,365,025.20 and 536,461.60 is: 804,149.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,631.20 : 1,365,025.20 = 536,461.60 : x
  2. Step 2: Convert to fraction form
    910,631.20/1,365,025.20 = 536,461.60/x
  3. Step 3: Cross multiply
    910,631.20x = 1,365,025.20 × 536,461.60
  4. Step 4: Simplify right side
    910,631.20x = 732,283,602,832.32
  5. Step 5: Solve for x
    x = 732,283,602,832.32/910,631.20
  6. Step 6: Final answer
    x = 804,149.48

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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.