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Finding the Fourth Proportional to 575,235.10, 862,852.65 and 175,875.87

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Solution

The fourth proportional to 575,235.10, 862,852.65 and 175,875.87 is: 263,813.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,235.10 : 862,852.65 = 175,875.87 : x
  2. Step 2: Convert to fraction form
    575,235.10/862,852.65 = 175,875.87/x
  3. Step 3: Cross multiply
    575,235.10x = 862,852.65 × 175,875.87
  4. Step 4: Simplify right side
    575,235.10x = 151,754,959,621.18
  5. Step 5: Solve for x
    x = 151,754,959,621.18/575,235.10
  6. Step 6: Final answer
    x = 263,813.81

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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.