Home / 903,518.90-1,355,183.31-371,096.18

Finding the Fourth Proportional to 903,518.90, 1,355,183.31 and 371,096.18

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Solution

The fourth proportional to 903,518.90, 1,355,183.31 and 371,096.18 is: 556,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,518.90 : 1,355,183.31 = 371,096.18 : x
  2. Step 2: Convert to fraction form
    903,518.90/1,355,183.31 = 371,096.18/x
  3. Step 3: Cross multiply
    903,518.90x = 1,355,183.31 × 371,096.18
  4. Step 4: Simplify right side
    903,518.90x = 502,903,349,540.76
  5. Step 5: Solve for x
    x = 502,903,349,540.76/903,518.90
  6. Step 6: Final answer
    x = 556,605.23

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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.