Home / 772,370.73-1,157,047.76-366,985.98

Finding the Fourth Proportional to 772,370.73, 1,157,047.76 and 366,985.98

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Solution

The fourth proportional to 772,370.73, 1,157,047.76 and 366,985.98 is: 549,762.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,370.73 : 1,157,047.76 = 366,985.98 : x
  2. Step 2: Convert to fraction form
    772,370.73/1,157,047.76 = 366,985.98/x
  3. Step 3: Cross multiply
    772,370.73x = 1,157,047.76 × 366,985.98
  4. Step 4: Simplify right side
    772,370.73x = 424,620,304,275.48
  5. Step 5: Solve for x
    x = 424,620,304,275.48/772,370.73
  6. Step 6: Final answer
    x = 549,762.29

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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.