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Finding the Fourth Proportional to 295,303.40, 442,955.10 and 236,254.40

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Solution

The fourth proportional to 295,303.40, 442,955.10 and 236,254.40 is: 354,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,303.40 : 442,955.10 = 236,254.40 : x
  2. Step 2: Convert to fraction form
    295,303.40/442,955.10 = 236,254.40/x
  3. Step 3: Cross multiply
    295,303.40x = 442,955.10 × 236,254.40
  4. Step 4: Simplify right side
    295,303.40x = 104,650,091,377.44
  5. Step 5: Solve for x
    x = 104,650,091,377.44/295,303.40
  6. Step 6: Final answer
    x = 354,381.60

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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.