Home / 1,143,249.93-1,714,875.50-290,385.54

Finding the Fourth Proportional to 1,143,249.93, 1,714,875.50 and 290,385.54

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Solution

The fourth proportional to 1,143,249.93, 1,714,875.50 and 290,385.54 is: 435,578.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,249.93 : 1,714,875.50 = 290,385.54 : x
  2. Step 2: Convert to fraction form
    1,143,249.93/1,714,875.50 = 290,385.54/x
  3. Step 3: Cross multiply
    1,143,249.93x = 1,714,875.50 × 290,385.54
  4. Step 4: Simplify right side
    1,143,249.93x = 497,975,048,826.23
  5. Step 5: Solve for x
    x = 497,975,048,826.23/1,143,249.93
  6. Step 6: Final answer
    x = 435,578.46

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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.