Home / 899,854.25-1,349,782.74-360,353.48

Finding the Fourth Proportional to 899,854.25, 1,349,782.74 and 360,353.48

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Solution

The fourth proportional to 899,854.25, 1,349,782.74 and 360,353.48 is: 540,530.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,854.25 : 1,349,782.74 = 360,353.48 : x
  2. Step 2: Convert to fraction form
    899,854.25/1,349,782.74 = 360,353.48/x
  3. Step 3: Cross multiply
    899,854.25x = 1,349,782.74 × 360,353.48
  4. Step 4: Simplify right side
    899,854.25x = 486,398,900,854.02
  5. Step 5: Solve for x
    x = 486,398,900,854.02/899,854.25
  6. Step 6: Final answer
    x = 540,530.76

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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.