Home / 1,004,175-1,385,756.51-545,285.50

Finding the Fourth Proportional to 1,004,175, 1,385,756.51 and 545,285.50

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Solution

The fourth proportional to 1,004,175, 1,385,756.51 and 545,285.50 is: 752,491.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,175 : 1,385,756.51 = 545,285.50 : x
  2. Step 2: Convert to fraction form
    1,004,175/1,385,756.51 = 545,285.50/x
  3. Step 3: Cross multiply
    1,004,175x = 1,385,756.51 × 545,285.50
  4. Step 4: Simplify right side
    1,004,175x = 755,632,925,242.79
  5. Step 5: Solve for x
    x = 755,632,925,242.79/1,004,175
  6. Step 6: Final answer
    x = 752,491.27

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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.