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Finding the Fourth Proportional to 442,713.34, 610,868.13 and 249,094.18

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Solution

The fourth proportional to 442,713.34, 610,868.13 and 249,094.18 is: 343,707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,713.34 : 610,868.13 = 249,094.18 : x
  2. Step 2: Convert to fraction form
    442,713.34/610,868.13 = 249,094.18/x
  3. Step 3: Cross multiply
    442,713.34x = 610,868.13 × 249,094.18
  4. Step 4: Simplify right side
    442,713.34x = 152,163,692,876.14
  5. Step 5: Solve for x
    x = 152,163,692,876.14/442,713.34
  6. Step 6: Final answer
    x = 343,707.05

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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.