Home / 965,730.81-1,332,698.88-535,999.89

Finding the Fourth Proportional to 965,730.81, 1,332,698.88 and 535,999.89

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Solution

The fourth proportional to 965,730.81, 1,332,698.88 and 535,999.89 is: 739,674.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,730.81 : 1,332,698.88 = 535,999.89 : x
  2. Step 2: Convert to fraction form
    965,730.81/1,332,698.88 = 535,999.89/x
  3. Step 3: Cross multiply
    965,730.81x = 1,332,698.88 × 535,999.89
  4. Step 4: Simplify right side
    965,730.81x = 714,326,453,083.12
  5. Step 5: Solve for x
    x = 714,326,453,083.12/965,730.81
  6. Step 6: Final answer
    x = 739,674.50

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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.