Home / 885,095.70-1,328,627.70-548,516.40

Finding the Fourth Proportional to 885,095.70, 1,328,627.70 and 548,516.40

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Solution

The fourth proportional to 885,095.70, 1,328,627.70 and 548,516.40 is: 823,384.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,095.70 : 1,328,627.70 = 548,516.40 : x
  2. Step 2: Convert to fraction form
    885,095.70/1,328,627.70 = 548,516.40/x
  3. Step 3: Cross multiply
    885,095.70x = 1,328,627.70 × 548,516.40
  4. Step 4: Simplify right side
    885,095.70x = 728,774,082,944.28
  5. Step 5: Solve for x
    x = 728,774,082,944.28/885,095.70
  6. Step 6: Final answer
    x = 823,384.50

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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.