Home / 857,952.48-1,184,030.40-495,391.60

Finding the Fourth Proportional to 857,952.48, 1,184,030.40 and 495,391.60

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Solution

The fourth proportional to 857,952.48, 1,184,030.40 and 495,391.60 is: 683,672.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,952.48 : 1,184,030.40 = 495,391.60 : x
  2. Step 2: Convert to fraction form
    857,952.48/1,184,030.40 = 495,391.60/x
  3. Step 3: Cross multiply
    857,952.48x = 1,184,030.40 × 495,391.60
  4. Step 4: Simplify right side
    857,952.48x = 586,558,714,304.64
  5. Step 5: Solve for x
    x = 586,558,714,304.64/857,952.48
  6. Step 6: Final answer
    x = 683,672.73

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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.