Home / 903,364.78-1,354,618.23-524,401.78

Finding the Fourth Proportional to 903,364.78, 1,354,618.23 and 524,401.78

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Solution

The fourth proportional to 903,364.78, 1,354,618.23 and 524,401.78 is: 786,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,364.78 : 1,354,618.23 = 524,401.78 : x
  2. Step 2: Convert to fraction form
    903,364.78/1,354,618.23 = 524,401.78/x
  3. Step 3: Cross multiply
    903,364.78x = 1,354,618.23 × 524,401.78
  4. Step 4: Simplify right side
    903,364.78x = 710,364,211,032.45
  5. Step 5: Solve for x
    x = 710,364,211,032.45/903,364.78
  6. Step 6: Final answer
    x = 786,353.67

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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.