Home / 740,501.02-1,110,578.10-208,072.90

Finding the Fourth Proportional to 740,501.02, 1,110,578.10 and 208,072.90

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Solution

The fourth proportional to 740,501.02, 1,110,578.10 and 208,072.90 is: 312,060.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,501.02 : 1,110,578.10 = 208,072.90 : x
  2. Step 2: Convert to fraction form
    740,501.02/1,110,578.10 = 208,072.90/x
  3. Step 3: Cross multiply
    740,501.02x = 1,110,578.10 × 208,072.90
  4. Step 4: Simplify right side
    740,501.02x = 231,081,205,943.49
  5. Step 5: Solve for x
    x = 231,081,205,943.49/740,501.02
  6. Step 6: Final answer
    x = 312,060.62

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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.