Home / 971,999.10-1,457,998.65-262,098.90

Finding the Fourth Proportional to 971,999.10, 1,457,998.65 and 262,098.90

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Solution

The fourth proportional to 971,999.10, 1,457,998.65 and 262,098.90 is: 393,148.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,999.10 : 1,457,998.65 = 262,098.90 : x
  2. Step 2: Convert to fraction form
    971,999.10/1,457,998.65 = 262,098.90/x
  3. Step 3: Cross multiply
    971,999.10x = 1,457,998.65 × 262,098.90
  4. Step 4: Simplify right side
    971,999.10x = 382,139,842,366.49
  5. Step 5: Solve for x
    x = 382,139,842,366.49/971,999.10
  6. Step 6: Final answer
    x = 393,148.35

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Double scale
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Similar ratio
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1.5x scale

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.