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Finding the Fourth Proportional to 560,914.80, 841,663.80 and 245,403.60

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Solution

The fourth proportional to 560,914.80, 841,663.80 and 245,403.60 is: 368,232.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,914.80 : 841,663.80 = 245,403.60 : x
  2. Step 2: Convert to fraction form
    560,914.80/841,663.80 = 245,403.60/x
  3. Step 3: Cross multiply
    560,914.80x = 841,663.80 × 245,403.60
  4. Step 4: Simplify right side
    560,914.80x = 206,547,326,509.68
  5. Step 5: Solve for x
    x = 206,547,326,509.68/560,914.80
  6. Step 6: Final answer
    x = 368,232.98

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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.