Home / 1,118,578.68-1,677,633.12-360,488.34

Finding the Fourth Proportional to 1,118,578.68, 1,677,633.12 and 360,488.34

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Solution

The fourth proportional to 1,118,578.68, 1,677,633.12 and 360,488.34 is: 540,656.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,578.68 : 1,677,633.12 = 360,488.34 : x
  2. Step 2: Convert to fraction form
    1,118,578.68/1,677,633.12 = 360,488.34/x
  3. Step 3: Cross multiply
    1,118,578.68x = 1,677,633.12 × 360,488.34
  4. Step 4: Simplify right side
    1,118,578.68x = 604,767,178,557.82
  5. Step 5: Solve for x
    x = 604,767,178,557.82/1,118,578.68
  6. Step 6: Final answer
    x = 540,656.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.