Home / 763,090.84-1,053,069.47-476,777.01

Finding the Fourth Proportional to 763,090.84, 1,053,069.47 and 476,777.01

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Solution

The fourth proportional to 763,090.84, 1,053,069.47 and 476,777.01 is: 657,954.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,090.84 : 1,053,069.47 = 476,777.01 : x
  2. Step 2: Convert to fraction form
    763,090.84/1,053,069.47 = 476,777.01/x
  3. Step 3: Cross multiply
    763,090.84x = 1,053,069.47 × 476,777.01
  4. Step 4: Simplify right side
    763,090.84x = 502,079,313,228.89
  5. Step 5: Solve for x
    x = 502,079,313,228.89/763,090.84
  6. Step 6: Final answer
    x = 657,954.84

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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.