Home / 714,917.54-1,072,622.05-448,365.98

Finding the Fourth Proportional to 714,917.54, 1,072,622.05 and 448,365.98

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Solution

The fourth proportional to 714,917.54, 1,072,622.05 and 448,365.98 is: 672,703.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,917.54 : 1,072,622.05 = 448,365.98 : x
  2. Step 2: Convert to fraction form
    714,917.54/1,072,622.05 = 448,365.98/x
  3. Step 3: Cross multiply
    714,917.54x = 1,072,622.05 × 448,365.98
  4. Step 4: Simplify right side
    714,917.54x = 480,927,238,178.50
  5. Step 5: Solve for x
    x = 480,927,238,178.50/714,917.54
  6. Step 6: Final answer
    x = 672,703.09

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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.