Home / 759,491.10-1,138,240.08-558,872.10

Finding the Fourth Proportional to 759,491.10, 1,138,240.08 and 558,872.10

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Solution

The fourth proportional to 759,491.10, 1,138,240.08 and 558,872.10 is: 837,574.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,491.10 : 1,138,240.08 = 558,872.10 : x
  2. Step 2: Convert to fraction form
    759,491.10/1,138,240.08 = 558,872.10/x
  3. Step 3: Cross multiply
    759,491.10x = 1,138,240.08 × 558,872.10
  4. Step 4: Simplify right side
    759,491.10x = 636,130,623,813.77
  5. Step 5: Solve for x
    x = 636,130,623,813.77/759,491.10
  6. Step 6: Final answer
    x = 837,574.82

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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.