Home / 830,247.59-1,244,302.12-402,956.50

Finding the Fourth Proportional to 830,247.59, 1,244,302.12 and 402,956.50

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Solution

The fourth proportional to 830,247.59, 1,244,302.12 and 402,956.50 is: 603,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,247.59 : 1,244,302.12 = 402,956.50 : x
  2. Step 2: Convert to fraction form
    830,247.59/1,244,302.12 = 402,956.50/x
  3. Step 3: Cross multiply
    830,247.59x = 1,244,302.12 × 402,956.50
  4. Step 4: Simplify right side
    830,247.59x = 501,399,623,099.63
  5. Step 5: Solve for x
    x = 501,399,623,099.63/830,247.59
  6. Step 6: Final answer
    x = 603,915.78

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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.