Home / 903,100.46-1,353,702.43-303,853.58

Finding the Fourth Proportional to 903,100.46, 1,353,702.43 and 303,853.58

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Solution

The fourth proportional to 903,100.46, 1,353,702.43 and 303,853.58 is: 455,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,100.46 : 1,353,702.43 = 303,853.58 : x
  2. Step 2: Convert to fraction form
    903,100.46/1,353,702.43 = 303,853.58/x
  3. Step 3: Cross multiply
    903,100.46x = 1,353,702.43 × 303,853.58
  4. Step 4: Simplify right side
    903,100.46x = 411,327,326,588.71
  5. Step 5: Solve for x
    x = 411,327,326,588.71/903,100.46
  6. Step 6: Final answer
    x = 455,461.32

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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.