Home / 971,360.40-1,457,040.60-551,456.40

Finding the Fourth Proportional to 971,360.40, 1,457,040.60 and 551,456.40

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Solution

The fourth proportional to 971,360.40, 1,457,040.60 and 551,456.40 is: 827,184.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,360.40 : 1,457,040.60 = 551,456.40 : x
  2. Step 2: Convert to fraction form
    971,360.40/1,457,040.60 = 551,456.40/x
  3. Step 3: Cross multiply
    971,360.40x = 1,457,040.60 × 551,456.40
  4. Step 4: Simplify right side
    971,360.40x = 803,494,363,929.84
  5. Step 5: Solve for x
    x = 803,494,363,929.84/971,360.40
  6. Step 6: Final answer
    x = 827,184.60

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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.