Home / 842,348.52-1,162,423.69-460,378.03

Finding the Fourth Proportional to 842,348.52, 1,162,423.69 and 460,378.03

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Solution

The fourth proportional to 842,348.52, 1,162,423.69 and 460,378.03 is: 635,312.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,348.52 : 1,162,423.69 = 460,378.03 : x
  2. Step 2: Convert to fraction form
    842,348.52/1,162,423.69 = 460,378.03/x
  3. Step 3: Cross multiply
    842,348.52x = 1,162,423.69 × 460,378.03
  4. Step 4: Simplify right side
    842,348.52x = 535,154,328,427.53
  5. Step 5: Solve for x
    x = 535,154,328,427.53/842,348.52
  6. Step 6: Final answer
    x = 635,312.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.