Home / 767,095.34-1,058,568.64-418,222.35

Finding the Fourth Proportional to 767,095.34, 1,058,568.64 and 418,222.35

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Solution

The fourth proportional to 767,095.34, 1,058,568.64 and 418,222.35 is: 577,134.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,095.34 : 1,058,568.64 = 418,222.35 : x
  2. Step 2: Convert to fraction form
    767,095.34/1,058,568.64 = 418,222.35/x
  3. Step 3: Cross multiply
    767,095.34x = 1,058,568.64 × 418,222.35
  4. Step 4: Simplify right side
    767,095.34x = 442,717,063,211.55
  5. Step 5: Solve for x
    x = 442,717,063,211.55/767,095.34
  6. Step 6: Final answer
    x = 577,134.34

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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.