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Finding the Fourth Proportional to 704,594, 972,336.46 and 382,303.30

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Solution

The fourth proportional to 704,594, 972,336.46 and 382,303.30 is: 527,576.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,594 : 972,336.46 = 382,303.30 : x
  2. Step 2: Convert to fraction form
    704,594/972,336.46 = 382,303.30/x
  3. Step 3: Cross multiply
    704,594x = 972,336.46 × 382,303.30
  4. Step 4: Simplify right side
    704,594x = 371,727,437,368.32
  5. Step 5: Solve for x
    x = 371,727,437,368.32/704,594
  6. Step 6: Final answer
    x = 527,576.79

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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.