Home / 559,210.06-771,718.66-304,561.04

Finding the Fourth Proportional to 559,210.06, 771,718.66 and 304,561.04

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Solution

The fourth proportional to 559,210.06, 771,718.66 and 304,561.04 is: 420,299.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,210.06 : 771,718.66 = 304,561.04 : x
  2. Step 2: Convert to fraction form
    559,210.06/771,718.66 = 304,561.04/x
  3. Step 3: Cross multiply
    559,210.06x = 771,718.66 × 304,561.04
  4. Step 4: Simplify right side
    559,210.06x = 235,035,437,677.01
  5. Step 5: Solve for x
    x = 235,035,437,677.01/559,210.06
  6. Step 6: Final answer
    x = 420,299.02

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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.