Home / 369,890.34-554,788.75-117,196.46

Finding the Fourth Proportional to 369,890.34, 554,788.75 and 117,196.46

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Solution

The fourth proportional to 369,890.34, 554,788.75 and 117,196.46 is: 175,779.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,890.34 : 554,788.75 = 117,196.46 : x
  2. Step 2: Convert to fraction form
    369,890.34/554,788.75 = 117,196.46/x
  3. Step 3: Cross multiply
    369,890.34x = 554,788.75 × 117,196.46
  4. Step 4: Simplify right side
    369,890.34x = 65,019,277,547.83
  5. Step 5: Solve for x
    x = 65,019,277,547.83/369,890.34
  6. Step 6: Final answer
    x = 175,779.87

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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.