Home / 759,215.83-1,047,730.29-453,318.95

Finding the Fourth Proportional to 759,215.83, 1,047,730.29 and 453,318.95

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Solution

The fourth proportional to 759,215.83, 1,047,730.29 and 453,318.95 is: 625,587.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,215.83 : 1,047,730.29 = 453,318.95 : x
  2. Step 2: Convert to fraction form
    759,215.83/1,047,730.29 = 453,318.95/x
  3. Step 3: Cross multiply
    759,215.83x = 1,047,730.29 × 453,318.95
  4. Step 4: Simplify right side
    759,215.83x = 474,955,994,946.00
  5. Step 5: Solve for x
    x = 474,955,994,946.00/759,215.83
  6. Step 6: Final answer
    x = 625,587.58

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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.