Home / 560,870.32-841,307.64-140,146.60

Finding the Fourth Proportional to 560,870.32, 841,307.64 and 140,146.60

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Solution

The fourth proportional to 560,870.32, 841,307.64 and 140,146.60 is: 210,220.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,870.32 : 841,307.64 = 140,146.60 : x
  2. Step 2: Convert to fraction form
    560,870.32/841,307.64 = 140,146.60/x
  3. Step 3: Cross multiply
    560,870.32x = 841,307.64 × 140,146.60
  4. Step 4: Simplify right side
    560,870.32x = 117,906,405,300.02
  5. Step 5: Solve for x
    x = 117,906,405,300.02/560,870.32
  6. Step 6: Final answer
    x = 210,220.44

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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.