Home / 901,325.02-1,243,828.43-493,425.59

Finding the Fourth Proportional to 901,325.02, 1,243,828.43 and 493,425.59

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Solution

The fourth proportional to 901,325.02, 1,243,828.43 and 493,425.59 is: 680,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,325.02 : 1,243,828.43 = 493,425.59 : x
  2. Step 2: Convert to fraction form
    901,325.02/1,243,828.43 = 493,425.59/x
  3. Step 3: Cross multiply
    901,325.02x = 1,243,828.43 × 493,425.59
  4. Step 4: Simplify right side
    901,325.02x = 613,736,774,464.40
  5. Step 5: Solve for x
    x = 613,736,774,464.40/901,325.02
  6. Step 6: Final answer
    x = 680,927.26

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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.