Home / 614,945.02-848,623.66-343,012.84

Finding the Fourth Proportional to 614,945.02, 848,623.66 and 343,012.84

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Solution

The fourth proportional to 614,945.02, 848,623.66 and 343,012.84 is: 473,357.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,945.02 : 848,623.66 = 343,012.84 : x
  2. Step 2: Convert to fraction form
    614,945.02/848,623.66 = 343,012.84/x
  3. Step 3: Cross multiply
    614,945.02x = 848,623.66 × 343,012.84
  4. Step 4: Simplify right side
    614,945.02x = 291,088,810,886.80
  5. Step 5: Solve for x
    x = 291,088,810,886.80/614,945.02
  6. Step 6: Final answer
    x = 473,357.46

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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.