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Finding the Fourth Proportional to 440,900.64, 608,446.68 and 249,878.34

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Solution

The fourth proportional to 440,900.64, 608,446.68 and 249,878.34 is: 344,834.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,900.64 : 608,446.68 = 249,878.34 : x
  2. Step 2: Convert to fraction form
    440,900.64/608,446.68 = 249,878.34/x
  3. Step 3: Cross multiply
    440,900.64x = 608,446.68 × 249,878.34
  4. Step 4: Simplify right side
    440,900.64x = 152,037,646,376.91
  5. Step 5: Solve for x
    x = 152,037,646,376.91/440,900.64
  6. Step 6: Final answer
    x = 344,834.26

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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.