Home / 750,583.83-1,035,548.64-428,062.08

Finding the Fourth Proportional to 750,583.83, 1,035,548.64 and 428,062.08

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Solution

The fourth proportional to 750,583.83, 1,035,548.64 and 428,062.08 is: 590,579.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,583.83 : 1,035,548.64 = 428,062.08 : x
  2. Step 2: Convert to fraction form
    750,583.83/1,035,548.64 = 428,062.08/x
  3. Step 3: Cross multiply
    750,583.83x = 1,035,548.64 × 428,062.08
  4. Step 4: Simplify right side
    750,583.83x = 443,279,104,779.57
  5. Step 5: Solve for x
    x = 443,279,104,779.57/750,583.83
  6. Step 6: Final answer
    x = 590,579.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.