Home / 562,546.24-776,283.98-307,848.20

Finding the Fourth Proportional to 562,546.24, 776,283.98 and 307,848.20

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Solution

The fourth proportional to 562,546.24, 776,283.98 and 307,848.20 is: 424,814.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,546.24 : 776,283.98 = 307,848.20 : x
  2. Step 2: Convert to fraction form
    562,546.24/776,283.98 = 307,848.20/x
  3. Step 3: Cross multiply
    562,546.24x = 776,283.98 × 307,848.20
  4. Step 4: Simplify right side
    562,546.24x = 238,977,625,931.84
  5. Step 5: Solve for x
    x = 238,977,625,931.84/562,546.24
  6. Step 6: Final answer
    x = 424,814.19

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Similar ratio
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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.