Home / 747,925.79-1,032,218.84-461,438.51

Finding the Fourth Proportional to 747,925.79, 1,032,218.84 and 461,438.51

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Solution

The fourth proportional to 747,925.79, 1,032,218.84 and 461,438.51 is: 636,835.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,925.79 : 1,032,218.84 = 461,438.51 : x
  2. Step 2: Convert to fraction form
    747,925.79/1,032,218.84 = 461,438.51/x
  3. Step 3: Cross multiply
    747,925.79x = 1,032,218.84 × 461,438.51
  4. Step 4: Simplify right side
    747,925.79x = 476,305,519,516.03
  5. Step 5: Solve for x
    x = 476,305,519,516.03/747,925.79
  6. Step 6: Final answer
    x = 636,835.27

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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.