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Finding the Fourth Proportional to 343,323.60, 473,792.26 and 190,368.24

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Solution

The fourth proportional to 343,323.60, 473,792.26 and 190,368.24 is: 262,711.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,323.60 : 473,792.26 = 190,368.24 : x
  2. Step 2: Convert to fraction form
    343,323.60/473,792.26 = 190,368.24/x
  3. Step 3: Cross multiply
    343,323.60x = 473,792.26 × 190,368.24
  4. Step 4: Simplify right side
    343,323.60x = 90,194,998,661.82
  5. Step 5: Solve for x
    x = 90,194,998,661.82/343,323.60
  6. Step 6: Final answer
    x = 262,711.33

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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.