Home / 935,338.02-1,289,905.66-612,931.02

Finding the Fourth Proportional to 935,338.02, 1,289,905.66 and 612,931.02

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Solution

The fourth proportional to 935,338.02, 1,289,905.66 and 612,931.02 is: 845,280.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,338.02 : 1,289,905.66 = 612,931.02 : x
  2. Step 2: Convert to fraction form
    935,338.02/1,289,905.66 = 612,931.02/x
  3. Step 3: Cross multiply
    935,338.02x = 1,289,905.66 × 612,931.02
  4. Step 4: Simplify right side
    935,338.02x = 790,623,182,373.39
  5. Step 5: Solve for x
    x = 790,623,182,373.39/935,338.02
  6. Step 6: Final answer
    x = 845,280.71

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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.