Home / 501,852.47-692,557.07-272,409.61

Finding the Fourth Proportional to 501,852.47, 692,557.07 and 272,409.61

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Solution

The fourth proportional to 501,852.47, 692,557.07 and 272,409.61 is: 375,925.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,852.47 : 692,557.07 = 272,409.61 : x
  2. Step 2: Convert to fraction form
    501,852.47/692,557.07 = 272,409.61/x
  3. Step 3: Cross multiply
    501,852.47x = 692,557.07 × 272,409.61
  4. Step 4: Simplify right side
    501,852.47x = 188,659,196,516.61
  5. Step 5: Solve for x
    x = 188,659,196,516.61/501,852.47
  6. Step 6: Final answer
    x = 375,925.61

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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.