Home / 726,642.74-1,002,198.93-472,075.94

Finding the Fourth Proportional to 726,642.74, 1,002,198.93 and 472,075.94

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Solution

The fourth proportional to 726,642.74, 1,002,198.93 and 472,075.94 is: 651,095.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,642.74 : 1,002,198.93 = 472,075.94 : x
  2. Step 2: Convert to fraction form
    726,642.74/1,002,198.93 = 472,075.94/x
  3. Step 3: Cross multiply
    726,642.74x = 1,002,198.93 × 472,075.94
  4. Step 4: Simplify right side
    726,642.74x = 473,114,001,946.74
  5. Step 5: Solve for x
    x = 473,114,001,946.74/726,642.74
  6. Step 6: Final answer
    x = 651,095.75

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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.