Home / 772,374.48-1,157,053.38-366,989.76

Finding the Fourth Proportional to 772,374.48, 1,157,053.38 and 366,989.76

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Solution

The fourth proportional to 772,374.48, 1,157,053.38 and 366,989.76 is: 549,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,374.48 : 1,157,053.38 = 366,989.76 : x
  2. Step 2: Convert to fraction form
    772,374.48/1,157,053.38 = 366,989.76/x
  3. Step 3: Cross multiply
    772,374.48x = 1,157,053.38 × 366,989.76
  4. Step 4: Simplify right side
    772,374.48x = 424,626,742,233.39
  5. Step 5: Solve for x
    x = 424,626,742,233.39/772,374.48
  6. Step 6: Final answer
    x = 549,767.96

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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.