Home / 897,062.88-1,237,558.32-515,002.08

Finding the Fourth Proportional to 897,062.88, 1,237,558.32 and 515,002.08

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Solution

The fourth proportional to 897,062.88, 1,237,558.32 and 515,002.08 is: 710,479.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,062.88 : 1,237,558.32 = 515,002.08 : x
  2. Step 2: Convert to fraction form
    897,062.88/1,237,558.32 = 515,002.08/x
  3. Step 3: Cross multiply
    897,062.88x = 1,237,558.32 × 515,002.08
  4. Step 4: Simplify right side
    897,062.88x = 637,345,108,921.31
  5. Step 5: Solve for x
    x = 637,345,108,921.31/897,062.88
  6. Step 6: Final answer
    x = 710,479.86

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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.