Home / 1,450,728.80-2,175,315.60-608,328.80

Finding the Fourth Proportional to 1,450,728.80, 2,175,315.60 and 608,328.80

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Solution

The fourth proportional to 1,450,728.80, 2,175,315.60 and 608,328.80 is: 912,167.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,728.80 : 2,175,315.60 = 608,328.80 : x
  2. Step 2: Convert to fraction form
    1,450,728.80/2,175,315.60 = 608,328.80/x
  3. Step 3: Cross multiply
    1,450,728.80x = 2,175,315.60 × 608,328.80
  4. Step 4: Simplify right side
    1,450,728.80x = 1,323,307,128,569.28
  5. Step 5: Solve for x
    x = 1,323,307,128,569.28/1,450,728.80
  6. Step 6: Final answer
    x = 912,167.13

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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.