Home / 697,046.40-1,046,347.20-651,362.40

Finding the Fourth Proportional to 697,046.40, 1,046,347.20 and 651,362.40

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Solution

The fourth proportional to 697,046.40, 1,046,347.20 and 651,362.40 is: 977,770.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,046.40 : 1,046,347.20 = 651,362.40 : x
  2. Step 2: Convert to fraction form
    697,046.40/1,046,347.20 = 651,362.40/x
  3. Step 3: Cross multiply
    697,046.40x = 1,046,347.20 × 651,362.40
  4. Step 4: Simplify right side
    697,046.40x = 681,551,223,425.28
  5. Step 5: Solve for x
    x = 681,551,223,425.28/697,046.40
  6. Step 6: Final answer
    x = 977,770.24

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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.