Home / 783,307.12-1,175,022.93-334,031.82

Finding the Fourth Proportional to 783,307.12, 1,175,022.93 and 334,031.82

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Solution

The fourth proportional to 783,307.12, 1,175,022.93 and 334,031.82 is: 501,074.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,307.12 : 1,175,022.93 = 334,031.82 : x
  2. Step 2: Convert to fraction form
    783,307.12/1,175,022.93 = 334,031.82/x
  3. Step 3: Cross multiply
    783,307.12x = 1,175,022.93 × 334,031.82
  4. Step 4: Simplify right side
    783,307.12x = 392,495,053,670.71
  5. Step 5: Solve for x
    x = 392,495,053,670.71/783,307.12
  6. Step 6: Final answer
    x = 501,074.28

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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.