Home / 903,840.60-1,355,768.64-229,922.49

Finding the Fourth Proportional to 903,840.60, 1,355,768.64 and 229,922.49

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Solution

The fourth proportional to 903,840.60, 1,355,768.64 and 229,922.49 is: 344,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,840.60 : 1,355,768.64 = 229,922.49 : x
  2. Step 2: Convert to fraction form
    903,840.60/1,355,768.64 = 229,922.49/x
  3. Step 3: Cross multiply
    903,840.60x = 1,355,768.64 × 229,922.49
  4. Step 4: Simplify right side
    903,840.60x = 311,721,701,572.71
  5. Step 5: Solve for x
    x = 311,721,701,572.71/903,840.60
  6. Step 6: Final answer
    x = 344,885.70

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1.5x scale

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.