Home / 993,510.50-1,490,279.72-283,538.62

Finding the Fourth Proportional to 993,510.50, 1,490,279.72 and 283,538.62

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Solution

The fourth proportional to 993,510.50, 1,490,279.72 and 283,538.62 is: 425,311.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,510.50 : 1,490,279.72 = 283,538.62 : x
  2. Step 2: Convert to fraction form
    993,510.50/1,490,279.72 = 283,538.62/x
  3. Step 3: Cross multiply
    993,510.50x = 1,490,279.72 × 283,538.62
  4. Step 4: Simplify right side
    993,510.50x = 422,551,855,222.79
  5. Step 5: Solve for x
    x = 422,551,855,222.79/993,510.50
  6. Step 6: Final answer
    x = 425,311.92

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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.