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Finding the Fourth Proportional to 452,054.32, 623,842.88 and 248,124.32

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Solution

The fourth proportional to 452,054.32, 623,842.88 and 248,124.32 is: 342,415.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,054.32 : 623,842.88 = 248,124.32 : x
  2. Step 2: Convert to fraction form
    452,054.32/623,842.88 = 248,124.32/x
  3. Step 3: Cross multiply
    452,054.32x = 623,842.88 × 248,124.32
  4. Step 4: Simplify right side
    452,054.32x = 154,790,590,386.84
  5. Step 5: Solve for x
    x = 154,790,590,386.84/452,054.32
  6. Step 6: Final answer
    x = 342,415.91

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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.