Home / 1,254,600.51-1,881,937.65-307,971.20

Finding the Fourth Proportional to 1,254,600.51, 1,881,937.65 and 307,971.20

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Solution

The fourth proportional to 1,254,600.51, 1,881,937.65 and 307,971.20 is: 461,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,600.51 : 1,881,937.65 = 307,971.20 : x
  2. Step 2: Convert to fraction form
    1,254,600.51/1,881,937.65 = 307,971.20/x
  3. Step 3: Cross multiply
    1,254,600.51x = 1,881,937.65 × 307,971.20
  4. Step 4: Simplify right side
    1,254,600.51x = 579,582,586,985.99
  5. Step 5: Solve for x
    x = 579,582,586,985.99/1,254,600.51
  6. Step 6: Final answer
    x = 461,965.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.