Home / 1,470,172.57-2,205,252.70-572,240.50

Finding the Fourth Proportional to 1,470,172.57, 2,205,252.70 and 572,240.50

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Solution

The fourth proportional to 1,470,172.57, 2,205,252.70 and 572,240.50 is: 858,358.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,172.57 : 2,205,252.70 = 572,240.50 : x
  2. Step 2: Convert to fraction form
    1,470,172.57/2,205,252.70 = 572,240.50/x
  3. Step 3: Cross multiply
    1,470,172.57x = 2,205,252.70 × 572,240.50
  4. Step 4: Simplify right side
    1,470,172.57x = 1,261,934,900,730.62
  5. Step 5: Solve for x
    x = 1,261,934,900,730.62/1,470,172.57
  6. Step 6: Final answer
    x = 858,358.35

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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.