Home / 807,064.32-1,113,799.10-444,488.07

Finding the Fourth Proportional to 807,064.32, 1,113,799.10 and 444,488.07

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Solution

The fourth proportional to 807,064.32, 1,113,799.10 and 444,488.07 is: 613,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,064.32 : 1,113,799.10 = 444,488.07 : x
  2. Step 2: Convert to fraction form
    807,064.32/1,113,799.10 = 444,488.07/x
  3. Step 3: Cross multiply
    807,064.32x = 1,113,799.10 × 444,488.07
  4. Step 4: Simplify right side
    807,064.32x = 495,070,412,326.74
  5. Step 5: Solve for x
    x = 495,070,412,326.74/807,064.32
  6. Step 6: Final answer
    x = 613,421.26

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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.