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Finding the Fourth Proportional to 697,572, 1,046,736 and 540,108

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Solution

The fourth proportional to 697,572, 1,046,736 and 540,108 is: 810,454.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,572 : 1,046,736 = 540,108 : x
  2. Step 2: Convert to fraction form
    697,572/1,046,736 = 540,108/x
  3. Step 3: Cross multiply
    697,572x = 1,046,736 × 540,108
  4. Step 4: Simplify right side
    697,572x = 565,350,487,488
  5. Step 5: Solve for x
    x = 565,350,487,488/697,572
  6. Step 6: Final answer
    x = 810,454.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.