Home / 699,426.66-965,557.35-458,079.06

Finding the Fourth Proportional to 699,426.66, 965,557.35 and 458,079.06

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Solution

The fourth proportional to 699,426.66, 965,557.35 and 458,079.06 is: 632,377.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,426.66 : 965,557.35 = 458,079.06 : x
  2. Step 2: Convert to fraction form
    699,426.66/965,557.35 = 458,079.06/x
  3. Step 3: Cross multiply
    699,426.66x = 965,557.35 × 458,079.06
  4. Step 4: Simplify right side
    699,426.66x = 442,301,603,264.09
  5. Step 5: Solve for x
    x = 442,301,603,264.09/699,426.66
  6. Step 6: Final answer
    x = 632,377.39

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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.