Home / 903,577.16-1,246,946.10-495,679.80

Finding the Fourth Proportional to 903,577.16, 1,246,946.10 and 495,679.80

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Solution

The fourth proportional to 903,577.16, 1,246,946.10 and 495,679.80 is: 684,043.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,577.16 : 1,246,946.10 = 495,679.80 : x
  2. Step 2: Convert to fraction form
    903,577.16/1,246,946.10 = 495,679.80/x
  3. Step 3: Cross multiply
    903,577.16x = 1,246,946.10 × 495,679.80
  4. Step 4: Simplify right side
    903,577.16x = 618,085,993,458.78
  5. Step 5: Solve for x
    x = 618,085,993,458.78/903,577.16
  6. Step 6: Final answer
    x = 684,043.40

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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.