Home / 899,320.32-1,349,447.04-400,567.68

Finding the Fourth Proportional to 899,320.32, 1,349,447.04 and 400,567.68

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Solution

The fourth proportional to 899,320.32, 1,349,447.04 and 400,567.68 is: 601,059.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,320.32 : 1,349,447.04 = 400,567.68 : x
  2. Step 2: Convert to fraction form
    899,320.32/1,349,447.04 = 400,567.68/x
  3. Step 3: Cross multiply
    899,320.32x = 1,349,447.04 × 400,567.68
  4. Step 4: Simplify right side
    899,320.32x = 540,544,870,095.67
  5. Step 5: Solve for x
    x = 540,544,870,095.67/899,320.32
  6. Step 6: Final answer
    x = 601,059.33

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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.