Home / 836,916.48-1,255,388.94-363,601.98

Finding the Fourth Proportional to 836,916.48, 1,255,388.94 and 363,601.98

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Solution

The fourth proportional to 836,916.48, 1,255,388.94 and 363,601.98 is: 545,409.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,916.48 : 1,255,388.94 = 363,601.98 : x
  2. Step 2: Convert to fraction form
    836,916.48/1,255,388.94 = 363,601.98/x
  3. Step 3: Cross multiply
    836,916.48x = 1,255,388.94 × 363,601.98
  4. Step 4: Simplify right side
    836,916.48x = 456,461,904,254.10
  5. Step 5: Solve for x
    x = 456,461,904,254.10/836,916.48
  6. Step 6: Final answer
    x = 545,409.15

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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.