Home / 709,534.80-1,064,302.20-603,246.60

Finding the Fourth Proportional to 709,534.80, 1,064,302.20 and 603,246.60

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Solution

The fourth proportional to 709,534.80, 1,064,302.20 and 603,246.60 is: 904,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,534.80 : 1,064,302.20 = 603,246.60 : x
  2. Step 2: Convert to fraction form
    709,534.80/1,064,302.20 = 603,246.60/x
  3. Step 3: Cross multiply
    709,534.80x = 1,064,302.20 × 603,246.60
  4. Step 4: Simplify right side
    709,534.80x = 642,036,683,522.52
  5. Step 5: Solve for x
    x = 642,036,683,522.52/709,534.80
  6. Step 6: Final answer
    x = 904,869.90

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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.