Home / 903,516.40-1,355,179.56-371,093.68

Finding the Fourth Proportional to 903,516.40, 1,355,179.56 and 371,093.68

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Solution

The fourth proportional to 903,516.40, 1,355,179.56 and 371,093.68 is: 556,601.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,516.40 : 1,355,179.56 = 371,093.68 : x
  2. Step 2: Convert to fraction form
    903,516.40/1,355,179.56 = 371,093.68/x
  3. Step 3: Cross multiply
    903,516.40x = 1,355,179.56 × 371,093.68
  4. Step 4: Simplify right side
    903,516.40x = 502,898,569,981.18
  5. Step 5: Solve for x
    x = 502,898,569,981.18/903,516.40
  6. Step 6: Final answer
    x = 556,601.49

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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.