Home / 697,051.60-1,043,244.60-487,099.60

Finding the Fourth Proportional to 697,051.60, 1,043,244.60 and 487,099.60

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Solution

The fourth proportional to 697,051.60, 1,043,244.60 and 487,099.60 is: 729,019.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,051.60 : 1,043,244.60 = 487,099.60 : x
  2. Step 2: Convert to fraction form
    697,051.60/1,043,244.60 = 487,099.60/x
  3. Step 3: Cross multiply
    697,051.60x = 1,043,244.60 × 487,099.60
  4. Step 4: Simplify right side
    697,051.60x = 508,164,027,362.16
  5. Step 5: Solve for x
    x = 508,164,027,362.16/697,051.60
  6. Step 6: Final answer
    x = 729,019.24

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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.