Home / 742,332.77-1,112,953.93-236,602.61

Finding the Fourth Proportional to 742,332.77, 1,112,953.93 and 236,602.61

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Solution

The fourth proportional to 742,332.77, 1,112,953.93 and 236,602.61 is: 354,730.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,332.77 : 1,112,953.93 = 236,602.61 : x
  2. Step 2: Convert to fraction form
    742,332.77/1,112,953.93 = 236,602.61/x
  3. Step 3: Cross multiply
    742,332.77x = 1,112,953.93 × 236,602.61
  4. Step 4: Simplify right side
    742,332.77x = 263,327,798,491.48
  5. Step 5: Solve for x
    x = 263,327,798,491.48/742,332.77
  6. Step 6: Final answer
    x = 354,730.13

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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.