Home / 292,443.18-403,571.64-158,307.18

Finding the Fourth Proportional to 292,443.18, 403,571.64 and 158,307.18

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Solution

The fourth proportional to 292,443.18, 403,571.64 and 158,307.18 is: 218,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,443.18 : 403,571.64 = 158,307.18 : x
  2. Step 2: Convert to fraction form
    292,443.18/403,571.64 = 158,307.18/x
  3. Step 3: Cross multiply
    292,443.18x = 403,571.64 × 158,307.18
  4. Step 4: Simplify right side
    292,443.18x = 63,888,288,256.38
  5. Step 5: Solve for x
    x = 63,888,288,256.38/292,443.18
  6. Step 6: Final answer
    x = 218,463.94

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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.