Home / 624,948.21-937,466.46-309,320.37

Finding the Fourth Proportional to 624,948.21, 937,466.46 and 309,320.37

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Solution

The fourth proportional to 624,948.21, 937,466.46 and 309,320.37 is: 464,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,948.21 : 937,466.46 = 309,320.37 : x
  2. Step 2: Convert to fraction form
    624,948.21/937,466.46 = 309,320.37/x
  3. Step 3: Cross multiply
    624,948.21x = 937,466.46 × 309,320.37
  4. Step 4: Simplify right side
    624,948.21x = 289,977,472,269.79
  5. Step 5: Solve for x
    x = 289,977,472,269.79/624,948.21
  6. Step 6: Final answer
    x = 464,002.40

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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.