Home / 1,555,263-2,332,894.50-373,311

Finding the Fourth Proportional to 1,555,263, 2,332,894.50 and 373,311

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Solution

The fourth proportional to 1,555,263, 2,332,894.50 and 373,311 is: 559,966.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,263 : 2,332,894.50 = 373,311 : x
  2. Step 2: Convert to fraction form
    1,555,263/2,332,894.50 = 373,311/x
  3. Step 3: Cross multiply
    1,555,263x = 2,332,894.50 × 373,311
  4. Step 4: Simplify right side
    1,555,263x = 870,895,178,689.50
  5. Step 5: Solve for x
    x = 870,895,178,689.50/1,555,263
  6. Step 6: Final answer
    x = 559,966.50

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Double scale
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Similar ratio
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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.