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Finding the Fourth Proportional to 473,054.59, 652,810.65 and 258,192.79

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Solution

The fourth proportional to 473,054.59, 652,810.65 and 258,192.79 is: 356,303.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,054.59 : 652,810.65 = 258,192.79 : x
  2. Step 2: Convert to fraction form
    473,054.59/652,810.65 = 258,192.79/x
  3. Step 3: Cross multiply
    473,054.59x = 652,810.65 × 258,192.79
  4. Step 4: Simplify right side
    473,054.59x = 168,551,003,065.21
  5. Step 5: Solve for x
    x = 168,551,003,065.21/473,054.59
  6. Step 6: Final answer
    x = 356,303.49

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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.