Home / 734,565.05-1,013,699.77-412,275.16

Finding the Fourth Proportional to 734,565.05, 1,013,699.77 and 412,275.16

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Solution

The fourth proportional to 734,565.05, 1,013,699.77 and 412,275.16 is: 568,939.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,565.05 : 1,013,699.77 = 412,275.16 : x
  2. Step 2: Convert to fraction form
    734,565.05/1,013,699.77 = 412,275.16/x
  3. Step 3: Cross multiply
    734,565.05x = 1,013,699.77 × 412,275.16
  4. Step 4: Simplify right side
    734,565.05x = 417,923,231,303.78
  5. Step 5: Solve for x
    x = 417,923,231,303.78/734,565.05
  6. Step 6: Final answer
    x = 568,939.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.