Home / 558,437.04-837,644.80-159,080.40

Finding the Fourth Proportional to 558,437.04, 837,644.80 and 159,080.40

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Solution

The fourth proportional to 558,437.04, 837,644.80 and 159,080.40 is: 238,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,437.04 : 837,644.80 = 159,080.40 : x
  2. Step 2: Convert to fraction form
    558,437.04/837,644.80 = 159,080.40/x
  3. Step 3: Cross multiply
    558,437.04x = 837,644.80 × 159,080.40
  4. Step 4: Simplify right side
    558,437.04x = 133,252,869,841.92
  5. Step 5: Solve for x
    x = 133,252,869,841.92/558,437.04
  6. Step 6: Final answer
    x = 238,617.53

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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.