Home / 586,864.15-880,623.31-316,986.84

Finding the Fourth Proportional to 586,864.15, 880,623.31 and 316,986.84

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Solution

The fourth proportional to 586,864.15, 880,623.31 and 316,986.84 is: 475,656.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,864.15 : 880,623.31 = 316,986.84 : x
  2. Step 2: Convert to fraction form
    586,864.15/880,623.31 = 316,986.84/x
  3. Step 3: Cross multiply
    586,864.15x = 880,623.31 × 316,986.84
  4. Step 4: Simplify right side
    586,864.15x = 279,146,003,965.81
  5. Step 5: Solve for x
    x = 279,146,003,965.81/586,864.15
  6. Step 6: Final answer
    x = 475,656.94

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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.