Home / 912,058.24-1,368,364.16-646,332.80

Finding the Fourth Proportional to 912,058.24, 1,368,364.16 and 646,332.80

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Solution

The fourth proportional to 912,058.24, 1,368,364.16 and 646,332.80 is: 969,695.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,058.24 : 1,368,364.16 = 646,332.80 : x
  2. Step 2: Convert to fraction form
    912,058.24/1,368,364.16 = 646,332.80/x
  3. Step 3: Cross multiply
    912,058.24x = 1,368,364.16 × 646,332.80
  4. Step 4: Simplify right side
    912,058.24x = 884,418,638,952.45
  5. Step 5: Solve for x
    x = 884,418,638,952.45/912,058.24
  6. Step 6: Final answer
    x = 969,695.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.