Home / 658,875.24-909,241.29-368,483.58

Finding the Fourth Proportional to 658,875.24, 909,241.29 and 368,483.58

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Solution

The fourth proportional to 658,875.24, 909,241.29 and 368,483.58 is: 508,503.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,875.24 : 909,241.29 = 368,483.58 : x
  2. Step 2: Convert to fraction form
    658,875.24/909,241.29 = 368,483.58/x
  3. Step 3: Cross multiply
    658,875.24x = 909,241.29 × 368,483.58
  4. Step 4: Simplify right side
    658,875.24x = 335,040,485,623.02
  5. Step 5: Solve for x
    x = 335,040,485,623.02/658,875.24
  6. Step 6: Final answer
    x = 508,503.68

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1.5x scale

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.