Home / 971,306.40-1,457,305.20-936,746.40

Finding the Fourth Proportional to 971,306.40, 1,457,305.20 and 936,746.40

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Solution

The fourth proportional to 971,306.40, 1,457,305.20 and 936,746.40 is: 1,405,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,306.40 : 1,457,305.20 = 936,746.40 : x
  2. Step 2: Convert to fraction form
    971,306.40/1,457,305.20 = 936,746.40/x
  3. Step 3: Cross multiply
    971,306.40x = 1,457,305.20 × 936,746.40
  4. Step 4: Simplify right side
    971,306.40x = 1,365,125,399,801.28
  5. Step 5: Solve for x
    x = 1,365,125,399,801.28/971,306.40
  6. Step 6: Final answer
    x = 1,405,452.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.