Home / 438,035.16-604,488.42-247,048.14

Finding the Fourth Proportional to 438,035.16, 604,488.42 and 247,048.14

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Solution

The fourth proportional to 438,035.16, 604,488.42 and 247,048.14 is: 340,926.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,035.16 : 604,488.42 = 247,048.14 : x
  2. Step 2: Convert to fraction form
    438,035.16/604,488.42 = 247,048.14/x
  3. Step 3: Cross multiply
    438,035.16x = 604,488.42 × 247,048.14
  4. Step 4: Simplify right side
    438,035.16x = 149,337,739,812.54
  5. Step 5: Solve for x
    x = 149,337,739,812.54/438,035.16
  6. Step 6: Final answer
    x = 340,926.38

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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.