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Finding the Fourth Proportional to 460,007.45, 634,803.48 and 256,058.07

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Solution

The fourth proportional to 460,007.45, 634,803.48 and 256,058.07 is: 353,356.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,007.45 : 634,803.48 = 256,058.07 : x
  2. Step 2: Convert to fraction form
    460,007.45/634,803.48 = 256,058.07/x
  3. Step 3: Cross multiply
    460,007.45x = 634,803.48 × 256,058.07
  4. Step 4: Simplify right side
    460,007.45x = 162,546,553,918.08
  5. Step 5: Solve for x
    x = 162,546,553,918.08/460,007.45
  6. Step 6: Final answer
    x = 353,356.35

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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.