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Finding the Fourth Proportional to 578,610, 867,494.61 and 241,746.99

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Solution

The fourth proportional to 578,610, 867,494.61 and 241,746.99 is: 362,444.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,610 : 867,494.61 = 241,746.99 : x
  2. Step 2: Convert to fraction form
    578,610/867,494.61 = 241,746.99/x
  3. Step 3: Cross multiply
    578,610x = 867,494.61 × 241,746.99
  4. Step 4: Simplify right side
    578,610x = 209,714,210,808.72
  5. Step 5: Solve for x
    x = 209,714,210,808.72/578,610
  6. Step 6: Final answer
    x = 362,444.84

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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.