Home / 740,453.66-1,021,927.44-426,118.94

Finding the Fourth Proportional to 740,453.66, 1,021,927.44 and 426,118.94

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Solution

The fourth proportional to 740,453.66, 1,021,927.44 and 426,118.94 is: 588,102.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,453.66 : 1,021,927.44 = 426,118.94 : x
  2. Step 2: Convert to fraction form
    740,453.66/1,021,927.44 = 426,118.94/x
  3. Step 3: Cross multiply
    740,453.66x = 1,021,927.44 × 426,118.94
  4. Step 4: Simplify right side
    740,453.66x = 435,462,637,489.71
  5. Step 5: Solve for x
    x = 435,462,637,489.71/740,453.66
  6. Step 6: Final answer
    x = 588,102.49

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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.