Home / 971,062.20-1,457,030.70-465,427.80

Finding the Fourth Proportional to 971,062.20, 1,457,030.70 and 465,427.80

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Solution

The fourth proportional to 971,062.20, 1,457,030.70 and 465,427.80 is: 698,351.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,062.20 : 1,457,030.70 = 465,427.80 : x
  2. Step 2: Convert to fraction form
    971,062.20/1,457,030.70 = 465,427.80/x
  3. Step 3: Cross multiply
    971,062.20x = 1,457,030.70 × 465,427.80
  4. Step 4: Simplify right side
    971,062.20x = 678,142,593,233.46
  5. Step 5: Solve for x
    x = 678,142,593,233.46/971,062.20
  6. Step 6: Final answer
    x = 698,351.34

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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.