Home / 697,670.40-1,046,505.60-496,903.80

Finding the Fourth Proportional to 697,670.40, 1,046,505.60 and 496,903.80

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Solution

The fourth proportional to 697,670.40, 1,046,505.60 and 496,903.80 is: 745,355.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,670.40 : 1,046,505.60 = 496,903.80 : x
  2. Step 2: Convert to fraction form
    697,670.40/1,046,505.60 = 496,903.80/x
  3. Step 3: Cross multiply
    697,670.40x = 1,046,505.60 × 496,903.80
  4. Step 4: Simplify right side
    697,670.40x = 520,012,609,361.28
  5. Step 5: Solve for x
    x = 520,012,609,361.28/697,670.40
  6. Step 6: Final answer
    x = 745,355.70

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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.