Home / 976,871.80-1,465,307.70-603,623.80

Finding the Fourth Proportional to 976,871.80, 1,465,307.70 and 603,623.80

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Solution

The fourth proportional to 976,871.80, 1,465,307.70 and 603,623.80 is: 905,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,871.80 : 1,465,307.70 = 603,623.80 : x
  2. Step 2: Convert to fraction form
    976,871.80/1,465,307.70 = 603,623.80/x
  3. Step 3: Cross multiply
    976,871.80x = 1,465,307.70 × 603,623.80
  4. Step 4: Simplify right side
    976,871.80x = 884,494,602,043.26
  5. Step 5: Solve for x
    x = 884,494,602,043.26/976,871.80
  6. Step 6: Final answer
    x = 905,435.70

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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.