Home / 1,018,433.50-1,527,652.29-378,877.48

Finding the Fourth Proportional to 1,018,433.50, 1,527,652.29 and 378,877.48

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Solution

The fourth proportional to 1,018,433.50, 1,527,652.29 and 378,877.48 is: 568,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,433.50 : 1,527,652.29 = 378,877.48 : x
  2. Step 2: Convert to fraction form
    1,018,433.50/1,527,652.29 = 378,877.48/x
  3. Step 3: Cross multiply
    1,018,433.50x = 1,527,652.29 × 378,877.48
  4. Step 4: Simplify right side
    1,018,433.50x = 578,793,049,951.43
  5. Step 5: Solve for x
    x = 578,793,049,951.43/1,018,433.50
  6. Step 6: Final answer
    x = 568,316.98

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Double scale
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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.