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Finding the Fourth Proportional to 650,057.70, 973,774.35 and 369,246.90

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Solution

The fourth proportional to 650,057.70, 973,774.35 and 369,246.90 is: 553,124.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,057.70 : 973,774.35 = 369,246.90 : x
  2. Step 2: Convert to fraction form
    650,057.70/973,774.35 = 369,246.90/x
  3. Step 3: Cross multiply
    650,057.70x = 973,774.35 × 369,246.90
  4. Step 4: Simplify right side
    650,057.70x = 359,563,160,037.02
  5. Step 5: Solve for x
    x = 359,563,160,037.02/650,057.70
  6. Step 6: Final answer
    x = 553,124.99

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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.