Home / 1,036,641.43-1,555,040.85-353,315.90

Finding the Fourth Proportional to 1,036,641.43, 1,555,040.85 and 353,315.90

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Solution

The fourth proportional to 1,036,641.43, 1,555,040.85 and 353,315.90 is: 530,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,641.43 : 1,555,040.85 = 353,315.90 : x
  2. Step 2: Convert to fraction form
    1,036,641.43/1,555,040.85 = 353,315.90/x
  3. Step 3: Cross multiply
    1,036,641.43x = 1,555,040.85 × 353,315.90
  4. Step 4: Simplify right side
    1,036,641.43x = 549,420,657,454.52
  5. Step 5: Solve for x
    x = 549,420,657,454.52/1,036,641.43
  6. Step 6: Final answer
    x = 530,000.67

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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.