Home / 556,007.27-767,281.73-314,281.35

Finding the Fourth Proportional to 556,007.27, 767,281.73 and 314,281.35

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Solution

The fourth proportional to 556,007.27, 767,281.73 and 314,281.35 is: 433,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,007.27 : 767,281.73 = 314,281.35 : x
  2. Step 2: Convert to fraction form
    556,007.27/767,281.73 = 314,281.35/x
  3. Step 3: Cross multiply
    556,007.27x = 767,281.73 × 314,281.35
  4. Step 4: Simplify right side
    556,007.27x = 241,142,336,363.33
  5. Step 5: Solve for x
    x = 241,142,336,363.33/556,007.27
  6. Step 6: Final answer
    x = 433,703.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.