Home / 939,446.40-1,406,484.48-623,274.24

Finding the Fourth Proportional to 939,446.40, 1,406,484.48 and 623,274.24

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Solution

The fourth proportional to 939,446.40, 1,406,484.48 and 623,274.24 is: 933,129.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,446.40 : 1,406,484.48 = 623,274.24 : x
  2. Step 2: Convert to fraction form
    939,446.40/1,406,484.48 = 623,274.24/x
  3. Step 3: Cross multiply
    939,446.40x = 1,406,484.48 × 623,274.24
  4. Step 4: Simplify right side
    939,446.40x = 876,625,545,343.80
  5. Step 5: Solve for x
    x = 876,625,545,343.80/939,446.40
  6. Step 6: Final answer
    x = 933,129.92

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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.