Home / 879,752.57-1,319,705.79-248,666.39

Finding the Fourth Proportional to 879,752.57, 1,319,705.79 and 248,666.39

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Solution

The fourth proportional to 879,752.57, 1,319,705.79 and 248,666.39 is: 373,021.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,752.57 : 1,319,705.79 = 248,666.39 : x
  2. Step 2: Convert to fraction form
    879,752.57/1,319,705.79 = 248,666.39/x
  3. Step 3: Cross multiply
    879,752.57x = 1,319,705.79 × 248,666.39
  4. Step 4: Simplify right side
    879,752.57x = 328,166,474,661.40
  5. Step 5: Solve for x
    x = 328,166,474,661.40/879,752.57
  6. Step 6: Final answer
    x = 373,021.33

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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.