Home / 807,533.20-1,210,862.40-334,266.40

Finding the Fourth Proportional to 807,533.20, 1,210,862.40 and 334,266.40

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Solution

The fourth proportional to 807,533.20, 1,210,862.40 and 334,266.40 is: 501,218.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,533.20 : 1,210,862.40 = 334,266.40 : x
  2. Step 2: Convert to fraction form
    807,533.20/1,210,862.40 = 334,266.40/x
  3. Step 3: Cross multiply
    807,533.20x = 1,210,862.40 × 334,266.40
  4. Step 4: Simplify right side
    807,533.20x = 404,750,615,343.36
  5. Step 5: Solve for x
    x = 404,750,615,343.36/807,533.20
  6. Step 6: Final answer
    x = 501,218.54

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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.