Home / 910,646.20-1,365,047.70-536,476.60

Finding the Fourth Proportional to 910,646.20, 1,365,047.70 and 536,476.60

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Solution

The fourth proportional to 910,646.20, 1,365,047.70 and 536,476.60 is: 804,171.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,646.20 : 1,365,047.70 = 536,476.60 : x
  2. Step 2: Convert to fraction form
    910,646.20/1,365,047.70 = 536,476.60/x
  3. Step 3: Cross multiply
    910,646.20x = 1,365,047.70 × 536,476.60
  4. Step 4: Simplify right side
    910,646.20x = 732,316,148,933.82
  5. Step 5: Solve for x
    x = 732,316,148,933.82/910,646.20
  6. Step 6: Final answer
    x = 804,171.97

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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.