Home / 730,787.52-1,007,986.38-476,483.16

Finding the Fourth Proportional to 730,787.52, 1,007,986.38 and 476,483.16

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Solution

The fourth proportional to 730,787.52, 1,007,986.38 and 476,483.16 is: 657,220.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,787.52 : 1,007,986.38 = 476,483.16 : x
  2. Step 2: Convert to fraction form
    730,787.52/1,007,986.38 = 476,483.16/x
  3. Step 3: Cross multiply
    730,787.52x = 1,007,986.38 × 476,483.16
  4. Step 4: Simplify right side
    730,787.52x = 480,288,535,579.36
  5. Step 5: Solve for x
    x = 480,288,535,579.36/730,787.52
  6. Step 6: Final answer
    x = 657,220.49

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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.