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Finding the Fourth Proportional to 590,274.81, 880,808.38 and 526,657.61

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Solution

The fourth proportional to 590,274.81, 880,808.38 and 526,657.61 is: 785,878.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,274.81 : 880,808.38 = 526,657.61 : x
  2. Step 2: Convert to fraction form
    590,274.81/880,808.38 = 526,657.61/x
  3. Step 3: Cross multiply
    590,274.81x = 880,808.38 × 526,657.61
  4. Step 4: Simplify right side
    590,274.81x = 463,884,437,164.15
  5. Step 5: Solve for x
    x = 463,884,437,164.15/590,274.81
  6. Step 6: Final answer
    x = 785,878.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.