Home / 1,467,281.70-2,200,922.55-402,431.40

Finding the Fourth Proportional to 1,467,281.70, 2,200,922.55 and 402,431.40

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Solution

The fourth proportional to 1,467,281.70, 2,200,922.55 and 402,431.40 is: 603,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,281.70 : 2,200,922.55 = 402,431.40 : x
  2. Step 2: Convert to fraction form
    1,467,281.70/2,200,922.55 = 402,431.40/x
  3. Step 3: Cross multiply
    1,467,281.70x = 2,200,922.55 × 402,431.40
  4. Step 4: Simplify right side
    1,467,281.70x = 885,720,343,088.07
  5. Step 5: Solve for x
    x = 885,720,343,088.07/1,467,281.70
  6. Step 6: Final answer
    x = 603,647.10

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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.