Home / 808,573.68-1,115,822.70-446,012.82

Finding the Fourth Proportional to 808,573.68, 1,115,822.70 and 446,012.82

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Solution

The fourth proportional to 808,573.68, 1,115,822.70 and 446,012.82 is: 615,492.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,573.68 : 1,115,822.70 = 446,012.82 : x
  2. Step 2: Convert to fraction form
    808,573.68/1,115,822.70 = 446,012.82/x
  3. Step 3: Cross multiply
    808,573.68x = 1,115,822.70 × 446,012.82
  4. Step 4: Simplify right side
    808,573.68x = 497,671,229,047.01
  5. Step 5: Solve for x
    x = 497,671,229,047.01/808,573.68
  6. Step 6: Final answer
    x = 615,492.74

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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.