Home / 369,981.90-554,988.44-117,256.83

Finding the Fourth Proportional to 369,981.90, 554,988.44 and 117,256.83

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Solution

The fourth proportional to 369,981.90, 554,988.44 and 117,256.83 is: 175,890.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,981.90 : 554,988.44 = 117,256.83 : x
  2. Step 2: Convert to fraction form
    369,981.90/554,988.44 = 117,256.83/x
  3. Step 3: Cross multiply
    369,981.90x = 554,988.44 × 117,256.83
  4. Step 4: Simplify right side
    369,981.90x = 65,076,184,574.76
  5. Step 5: Solve for x
    x = 65,076,184,574.76/369,981.90
  6. Step 6: Final answer
    x = 175,890.18

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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.