Home / 988,834.50-1,482,372.09-357,607.98

Finding the Fourth Proportional to 988,834.50, 1,482,372.09 and 357,607.98

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Solution

The fourth proportional to 988,834.50, 1,482,372.09 and 357,607.98 is: 536,093.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,834.50 : 1,482,372.09 = 357,607.98 : x
  2. Step 2: Convert to fraction form
    988,834.50/1,482,372.09 = 357,607.98/x
  3. Step 3: Cross multiply
    988,834.50x = 1,482,372.09 × 357,607.98
  4. Step 4: Simplify right side
    988,834.50x = 530,108,088,713.28
  5. Step 5: Solve for x
    x = 530,108,088,713.28/988,834.50
  6. Step 6: Final answer
    x = 536,093.84

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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.