Home / 903,394.41-1,355,423.71-370,772.43

Finding the Fourth Proportional to 903,394.41, 1,355,423.71 and 370,772.43

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Solution

The fourth proportional to 903,394.41, 1,355,423.71 and 370,772.43 is: 556,294.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,394.41 : 1,355,423.71 = 370,772.43 : x
  2. Step 2: Convert to fraction form
    903,394.41/1,355,423.71 = 370,772.43/x
  3. Step 3: Cross multiply
    903,394.41x = 1,355,423.71 × 370,772.43
  4. Step 4: Simplify right side
    903,394.41x = 502,553,742,636.32
  5. Step 5: Solve for x
    x = 502,553,742,636.32/903,394.41
  6. Step 6: Final answer
    x = 556,294.94

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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.