Home / 282,050.60-423,767.10-212,066.60

Finding the Fourth Proportional to 282,050.60, 423,767.10 and 212,066.60

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Solution

The fourth proportional to 282,050.60, 423,767.10 and 212,066.60 is: 318,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,050.60 : 423,767.10 = 212,066.60 : x
  2. Step 2: Convert to fraction form
    282,050.60/423,767.10 = 212,066.60/x
  3. Step 3: Cross multiply
    282,050.60x = 423,767.10 × 212,066.60
  4. Step 4: Simplify right side
    282,050.60x = 89,866,848,088.86
  5. Step 5: Solve for x
    x = 89,866,848,088.86/282,050.60
  6. Step 6: Final answer
    x = 318,619.60

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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.