Home / 848,409.63-1,170,983.69-538,111.32

Finding the Fourth Proportional to 848,409.63, 1,170,983.69 and 538,111.32

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Solution

The fourth proportional to 848,409.63, 1,170,983.69 and 538,111.32 is: 742,706.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,409.63 : 1,170,983.69 = 538,111.32 : x
  2. Step 2: Convert to fraction form
    848,409.63/1,170,983.69 = 538,111.32/x
  3. Step 3: Cross multiply
    848,409.63x = 1,170,983.69 × 538,111.32
  4. Step 4: Simplify right side
    848,409.63x = 630,119,579,124.37
  5. Step 5: Solve for x
    x = 630,119,579,124.37/848,409.63
  6. Step 6: Final answer
    x = 742,706.77

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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.