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Finding the Fourth Proportional to 564,058.09, 778,274.24 and 334,498.72

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Solution

The fourth proportional to 564,058.09, 778,274.24 and 334,498.72 is: 461,533.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,058.09 : 778,274.24 = 334,498.72 : x
  2. Step 2: Convert to fraction form
    564,058.09/778,274.24 = 334,498.72/x
  3. Step 3: Cross multiply
    564,058.09x = 778,274.24 × 334,498.72
  4. Step 4: Simplify right side
    564,058.09x = 260,331,737,088.97
  5. Step 5: Solve for x
    x = 260,331,737,088.97/564,058.09
  6. Step 6: Final answer
    x = 461,533.56

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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.