Home / 1,117,373.24-1,676,075.27-318,654.87

Finding the Fourth Proportional to 1,117,373.24, 1,676,075.27 and 318,654.87

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Solution

The fourth proportional to 1,117,373.24, 1,676,075.27 and 318,654.87 is: 477,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,373.24 : 1,676,075.27 = 318,654.87 : x
  2. Step 2: Convert to fraction form
    1,117,373.24/1,676,075.27 = 318,654.87/x
  3. Step 3: Cross multiply
    1,117,373.24x = 1,676,075.27 × 318,654.87
  4. Step 4: Simplify right side
    1,117,373.24x = 534,089,545,678.79
  5. Step 5: Solve for x
    x = 534,089,545,678.79/1,117,373.24
  6. Step 6: Final answer
    x = 477,986.70

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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.