Home / 903,779.69-1,354,395.20-499,154.32

Finding the Fourth Proportional to 903,779.69, 1,354,395.20 and 499,154.32

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Solution

The fourth proportional to 903,779.69, 1,354,395.20 and 499,154.32 is: 748,027.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,779.69 : 1,354,395.20 = 499,154.32 : x
  2. Step 2: Convert to fraction form
    903,779.69/1,354,395.20 = 499,154.32/x
  3. Step 3: Cross multiply
    903,779.69x = 1,354,395.20 × 499,154.32
  4. Step 4: Simplify right side
    903,779.69x = 676,052,215,067.26
  5. Step 5: Solve for x
    x = 676,052,215,067.26/903,779.69
  6. Step 6: Final answer
    x = 748,027.67

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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.