Home / 384,701.06-576,931.64-144,848.32

Finding the Fourth Proportional to 384,701.06, 576,931.64 and 144,848.32

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Solution

The fourth proportional to 384,701.06, 576,931.64 and 144,848.32 is: 217,227.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,701.06 : 576,931.64 = 144,848.32 : x
  2. Step 2: Convert to fraction form
    384,701.06/576,931.64 = 144,848.32/x
  3. Step 3: Cross multiply
    384,701.06x = 576,931.64 × 144,848.32
  4. Step 4: Simplify right side
    384,701.06x = 83,567,580,702.29
  5. Step 5: Solve for x
    x = 83,567,580,702.29/384,701.06
  6. Step 6: Final answer
    x = 217,227.32

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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.