Home / 430,788.52-594,555-258,802.22

Finding the Fourth Proportional to 430,788.52, 594,555 and 258,802.22

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Solution

The fourth proportional to 430,788.52, 594,555 and 258,802.22 is: 357,187.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,788.52 : 594,555 = 258,802.22 : x
  2. Step 2: Convert to fraction form
    430,788.52/594,555 = 258,802.22/x
  3. Step 3: Cross multiply
    430,788.52x = 594,555 × 258,802.22
  4. Step 4: Simplify right side
    430,788.52x = 153,872,153,912.10
  5. Step 5: Solve for x
    x = 153,872,153,912.10/430,788.52
  6. Step 6: Final answer
    x = 357,187.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.