Home / 887,240.92-1,330,328.31-346,853.57

Finding the Fourth Proportional to 887,240.92, 1,330,328.31 and 346,853.57

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Solution

The fourth proportional to 887,240.92, 1,330,328.31 and 346,853.57 is: 520,071.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,240.92 : 1,330,328.31 = 346,853.57 : x
  2. Step 2: Convert to fraction form
    887,240.92/1,330,328.31 = 346,853.57/x
  3. Step 3: Cross multiply
    887,240.92x = 1,330,328.31 × 346,853.57
  4. Step 4: Simplify right side
    887,240.92x = 461,429,119,384.77
  5. Step 5: Solve for x
    x = 461,429,119,384.77/887,240.92
  6. Step 6: Final answer
    x = 520,071.96

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1.5x scale

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.