Home / 988,344.34-1,482,225.67-448,288.18

Finding the Fourth Proportional to 988,344.34, 1,482,225.67 and 448,288.18

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Solution

The fourth proportional to 988,344.34, 1,482,225.67 and 448,288.18 is: 672,300.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,344.34 : 1,482,225.67 = 448,288.18 : x
  2. Step 2: Convert to fraction form
    988,344.34/1,482,225.67 = 448,288.18/x
  3. Step 3: Cross multiply
    988,344.34x = 1,482,225.67 × 448,288.18
  4. Step 4: Simplify right side
    988,344.34x = 664,464,240,542.45
  5. Step 5: Solve for x
    x = 664,464,240,542.45/988,344.34
  6. Step 6: Final answer
    x = 672,300.35

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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.