Home / 909,125.28-1,364,155.29-697,254.30

Finding the Fourth Proportional to 909,125.28, 1,364,155.29 and 697,254.30

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Solution

The fourth proportional to 909,125.28, 1,364,155.29 and 697,254.30 is: 1,046,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,125.28 : 1,364,155.29 = 697,254.30 : x
  2. Step 2: Convert to fraction form
    909,125.28/1,364,155.29 = 697,254.30/x
  3. Step 3: Cross multiply
    909,125.28x = 1,364,155.29 × 697,254.30
  4. Step 4: Simplify right side
    909,125.28x = 951,163,141,820.25
  5. Step 5: Solve for x
    x = 951,163,141,820.25/909,125.28
  6. Step 6: Final answer
    x = 1,046,239.90

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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.