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Finding the Fourth Proportional to 384,673.15, 577,009.73 and 366,302.35

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Solution

The fourth proportional to 384,673.15, 577,009.73 and 366,302.35 is: 549,453.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,673.15 : 577,009.73 = 366,302.35 : x
  2. Step 2: Convert to fraction form
    384,673.15/577,009.73 = 366,302.35/x
  3. Step 3: Cross multiply
    384,673.15x = 577,009.73 × 366,302.35
  4. Step 4: Simplify right side
    384,673.15x = 211,360,020,071.87
  5. Step 5: Solve for x
    x = 211,360,020,071.87/384,673.15
  6. Step 6: Final answer
    x = 549,453.53

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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.