Home / 993,534.60-1,490,496.30-424,914.60

Finding the Fourth Proportional to 993,534.60, 1,490,496.30 and 424,914.60

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Solution

The fourth proportional to 993,534.60, 1,490,496.30 and 424,914.60 is: 637,455.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,534.60 : 1,490,496.30 = 424,914.60 : x
  2. Step 2: Convert to fraction form
    993,534.60/1,490,496.30 = 424,914.60/x
  3. Step 3: Cross multiply
    993,534.60x = 1,490,496.30 × 424,914.60
  4. Step 4: Simplify right side
    993,534.60x = 633,333,639,115.98
  5. Step 5: Solve for x
    x = 633,333,639,115.98/993,534.60
  6. Step 6: Final answer
    x = 637,455.04

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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.