Home / 767,335.47-1,058,925.06-423,162.87

Finding the Fourth Proportional to 767,335.47, 1,058,925.06 and 423,162.87

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Solution

The fourth proportional to 767,335.47, 1,058,925.06 and 423,162.87 is: 583,965.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,335.47 : 1,058,925.06 = 423,162.87 : x
  2. Step 2: Convert to fraction form
    767,335.47/1,058,925.06 = 423,162.87/x
  3. Step 3: Cross multiply
    767,335.47x = 1,058,925.06 × 423,162.87
  4. Step 4: Simplify right side
    767,335.47x = 448,097,767,504.52
  5. Step 5: Solve for x
    x = 448,097,767,504.52/767,335.47
  6. Step 6: Final answer
    x = 583,965.92

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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.