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Finding the Fourth Proportional to 585,070.98, 877,506.12 and 185,622.72

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Solution

The fourth proportional to 585,070.98, 877,506.12 and 185,622.72 is: 278,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,070.98 : 877,506.12 = 185,622.72 : x
  2. Step 2: Convert to fraction form
    585,070.98/877,506.12 = 185,622.72/x
  3. Step 3: Cross multiply
    585,070.98x = 877,506.12 × 185,622.72
  4. Step 4: Simplify right side
    585,070.98x = 162,885,072,811.05
  5. Step 5: Solve for x
    x = 162,885,072,811.05/585,070.98
  6. Step 6: Final answer
    x = 278,402.24

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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.