Home / 343,115.08-473,637.76-222,360.04

Finding the Fourth Proportional to 343,115.08, 473,637.76 and 222,360.04

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Solution

The fourth proportional to 343,115.08, 473,637.76 and 222,360.04 is: 306,946.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,115.08 : 473,637.76 = 222,360.04 : x
  2. Step 2: Convert to fraction form
    343,115.08/473,637.76 = 222,360.04/x
  3. Step 3: Cross multiply
    343,115.08x = 473,637.76 × 222,360.04
  4. Step 4: Simplify right side
    343,115.08x = 105,318,111,259.11
  5. Step 5: Solve for x
    x = 105,318,111,259.11/343,115.08
  6. Step 6: Final answer
    x = 306,946.90

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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.