Home / 866,938.36-1,300,779.60-334,833.04

Finding the Fourth Proportional to 866,938.36, 1,300,779.60 and 334,833.04

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Solution

The fourth proportional to 866,938.36, 1,300,779.60 and 334,833.04 is: 502,393.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,938.36 : 1,300,779.60 = 334,833.04 : x
  2. Step 2: Convert to fraction form
    866,938.36/1,300,779.60 = 334,833.04/x
  3. Step 3: Cross multiply
    866,938.36x = 1,300,779.60 × 334,833.04
  4. Step 4: Simplify right side
    866,938.36x = 435,543,987,837.98
  5. Step 5: Solve for x
    x = 435,543,987,837.98/866,938.36
  6. Step 6: Final answer
    x = 502,393.26

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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.