Home / 476,573.60-658,246.02-380,112.32

Finding the Fourth Proportional to 476,573.60, 658,246.02 and 380,112.32

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Solution

The fourth proportional to 476,573.60, 658,246.02 and 380,112.32 is: 525,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,573.60 : 658,246.02 = 380,112.32 : x
  2. Step 2: Convert to fraction form
    476,573.60/658,246.02 = 380,112.32/x
  3. Step 3: Cross multiply
    476,573.60x = 658,246.02 × 380,112.32
  4. Step 4: Simplify right side
    476,573.60x = 250,207,421,792.97
  5. Step 5: Solve for x
    x = 250,207,421,792.97/476,573.60
  6. Step 6: Final answer
    x = 525,013.18

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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.