Home / 903,106.20-1,355,099.52-397,603.02

Finding the Fourth Proportional to 903,106.20, 1,355,099.52 and 397,603.02

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Solution

The fourth proportional to 903,106.20, 1,355,099.52 and 397,603.02 is: 596,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,106.20 : 1,355,099.52 = 397,603.02 : x
  2. Step 2: Convert to fraction form
    903,106.20/1,355,099.52 = 397,603.02/x
  3. Step 3: Cross multiply
    903,106.20x = 1,355,099.52 × 397,603.02
  4. Step 4: Simplify right side
    903,106.20x = 538,791,661,552.55
  5. Step 5: Solve for x
    x = 538,791,661,552.55/903,106.20
  6. Step 6: Final answer
    x = 596,598.34

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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.