Home / 697,046.60-1,043,237.10-487,094.60

Finding the Fourth Proportional to 697,046.60, 1,043,237.10 and 487,094.60

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Solution

The fourth proportional to 697,046.60, 1,043,237.10 and 487,094.60 is: 729,011.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,046.60 : 1,043,237.10 = 487,094.60 : x
  2. Step 2: Convert to fraction form
    697,046.60/1,043,237.10 = 487,094.60/x
  3. Step 3: Cross multiply
    697,046.60x = 1,043,237.10 × 487,094.60
  4. Step 4: Simplify right side
    697,046.60x = 508,155,157,929.66
  5. Step 5: Solve for x
    x = 508,155,157,929.66/697,046.60
  6. Step 6: Final answer
    x = 729,011.74

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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.