Home / 460,901.64-691,351.65-180,222.06

Finding the Fourth Proportional to 460,901.64, 691,351.65 and 180,222.06

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Solution

The fourth proportional to 460,901.64, 691,351.65 and 180,222.06 is: 270,332.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,901.64 : 691,351.65 = 180,222.06 : x
  2. Step 2: Convert to fraction form
    460,901.64/691,351.65 = 180,222.06/x
  3. Step 3: Cross multiply
    460,901.64x = 691,351.65 × 180,222.06
  4. Step 4: Simplify right side
    460,901.64x = 124,596,818,547.40
  5. Step 5: Solve for x
    x = 124,596,818,547.40/460,901.64
  6. Step 6: Final answer
    x = 270,332.77

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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.