Home / 467,837.16-645,621.92-286,482.92

Finding the Fourth Proportional to 467,837.16, 645,621.92 and 286,482.92

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Solution

The fourth proportional to 467,837.16, 645,621.92 and 286,482.92 is: 395,350.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,837.16 : 645,621.92 = 286,482.92 : x
  2. Step 2: Convert to fraction form
    467,837.16/645,621.92 = 286,482.92/x
  3. Step 3: Cross multiply
    467,837.16x = 645,621.92 × 286,482.92
  4. Step 4: Simplify right side
    467,837.16x = 184,959,652,857.61
  5. Step 5: Solve for x
    x = 184,959,652,857.61/467,837.16
  6. Step 6: Final answer
    x = 395,350.50

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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.