Home / 740,947.24-1,022,508.23-401,415.49

Finding the Fourth Proportional to 740,947.24, 1,022,508.23 and 401,415.49

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Solution

The fourth proportional to 740,947.24, 1,022,508.23 and 401,415.49 is: 553,953.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,947.24 : 1,022,508.23 = 401,415.49 : x
  2. Step 2: Convert to fraction form
    740,947.24/1,022,508.23 = 401,415.49/x
  3. Step 3: Cross multiply
    740,947.24x = 1,022,508.23 × 401,415.49
  4. Step 4: Simplify right side
    740,947.24x = 410,450,637,061.94
  5. Step 5: Solve for x
    x = 410,450,637,061.94/740,947.24
  6. Step 6: Final answer
    x = 553,953.94

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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.