Home / 971,405.80-1,457,108.70-952,743.40

Finding the Fourth Proportional to 971,405.80, 1,457,108.70 and 952,743.40

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Solution

The fourth proportional to 971,405.80, 1,457,108.70 and 952,743.40 is: 1,429,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,405.80 : 1,457,108.70 = 952,743.40 : x
  2. Step 2: Convert to fraction form
    971,405.80/1,457,108.70 = 952,743.40/x
  3. Step 3: Cross multiply
    971,405.80x = 1,457,108.70 × 952,743.40
  4. Step 4: Simplify right side
    971,405.80x = 1,388,250,697,007.58
  5. Step 5: Solve for x
    x = 1,388,250,697,007.58/971,405.80
  6. Step 6: Final answer
    x = 1,429,115.10

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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.