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Finding the Fourth Proportional to 407,048.88, 607,608.47 and 377,032.17

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Solution

The fourth proportional to 407,048.88, 607,608.47 and 377,032.17 is: 562,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,048.88 : 607,608.47 = 377,032.17 : x
  2. Step 2: Convert to fraction form
    407,048.88/607,608.47 = 377,032.17/x
  3. Step 3: Cross multiply
    407,048.88x = 607,608.47 × 377,032.17
  4. Step 4: Simplify right side
    407,048.88x = 229,087,938,069.32
  5. Step 5: Solve for x
    x = 229,087,938,069.32/407,048.88
  6. Step 6: Final answer
    x = 562,802.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.