Home / 1,105,042.26-1,657,399.16-306,240.52

Finding the Fourth Proportional to 1,105,042.26, 1,657,399.16 and 306,240.52

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Solution

The fourth proportional to 1,105,042.26, 1,657,399.16 and 306,240.52 is: 459,315.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,042.26 : 1,657,399.16 = 306,240.52 : x
  2. Step 2: Convert to fraction form
    1,105,042.26/1,657,399.16 = 306,240.52/x
  3. Step 3: Cross multiply
    1,105,042.26x = 1,657,399.16 × 306,240.52
  4. Step 4: Simplify right side
    1,105,042.26x = 507,562,780,605.96
  5. Step 5: Solve for x
    x = 507,562,780,605.96/1,105,042.26
  6. Step 6: Final answer
    x = 459,315.27

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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.