Home / 899,004.48-1,240,622.40-496,596.48

Finding the Fourth Proportional to 899,004.48, 1,240,622.40 and 496,596.48

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Solution

The fourth proportional to 899,004.48, 1,240,622.40 and 496,596.48 is: 685,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,004.48 : 1,240,622.40 = 496,596.48 : x
  2. Step 2: Convert to fraction form
    899,004.48/1,240,622.40 = 496,596.48/x
  3. Step 3: Cross multiply
    899,004.48x = 1,240,622.40 × 496,596.48
  4. Step 4: Simplify right side
    899,004.48x = 616,088,716,849.15
  5. Step 5: Solve for x
    x = 616,088,716,849.15/899,004.48
  6. Step 6: Final answer
    x = 685,301.05

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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.