Home / 740,937.07-1,022,486.74-401,404.51

Finding the Fourth Proportional to 740,937.07, 1,022,486.74 and 401,404.51

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Solution

The fourth proportional to 740,937.07, 1,022,486.74 and 401,404.51 is: 553,934.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,937.07 : 1,022,486.74 = 401,404.51 : x
  2. Step 2: Convert to fraction form
    740,937.07/1,022,486.74 = 401,404.51/x
  3. Step 3: Cross multiply
    740,937.07x = 1,022,486.74 × 401,404.51
  4. Step 4: Simplify right side
    740,937.07x = 410,430,791,383.70
  5. Step 5: Solve for x
    x = 410,430,791,383.70/740,937.07
  6. Step 6: Final answer
    x = 553,934.75

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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.