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Finding the Fourth Proportional to 473,038.32, 652,787.84 and 258,176.64

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Solution

The fourth proportional to 473,038.32, 652,787.84 and 258,176.64 is: 356,281.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,038.32 : 652,787.84 = 258,176.64 : x
  2. Step 2: Convert to fraction form
    473,038.32/652,787.84 = 258,176.64/x
  3. Step 3: Cross multiply
    473,038.32x = 652,787.84 × 258,176.64
  4. Step 4: Simplify right side
    473,038.32x = 168,534,571,164.06
  5. Step 5: Solve for x
    x = 168,534,571,164.06/473,038.32
  6. Step 6: Final answer
    x = 356,281.01

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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.