Home / 935,004.30-1,402,506.45-303,981.90

Finding the Fourth Proportional to 935,004.30, 1,402,506.45 and 303,981.90

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Solution

The fourth proportional to 935,004.30, 1,402,506.45 and 303,981.90 is: 455,972.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,004.30 : 1,402,506.45 = 303,981.90 : x
  2. Step 2: Convert to fraction form
    935,004.30/1,402,506.45 = 303,981.90/x
  3. Step 3: Cross multiply
    935,004.30x = 1,402,506.45 × 303,981.90
  4. Step 4: Simplify right side
    935,004.30x = 426,336,575,433.26
  5. Step 5: Solve for x
    x = 426,336,575,433.26/935,004.30
  6. Step 6: Final answer
    x = 455,972.85

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Double scale
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Similar ratio
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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.