Home / 563,411.12-845,448.80-208,674.24

Finding the Fourth Proportional to 563,411.12, 845,448.80 and 208,674.24

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Solution

The fourth proportional to 563,411.12, 845,448.80 and 208,674.24 is: 313,134.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,411.12 : 845,448.80 = 208,674.24 : x
  2. Step 2: Convert to fraction form
    563,411.12/845,448.80 = 208,674.24/x
  3. Step 3: Cross multiply
    563,411.12x = 845,448.80 × 208,674.24
  4. Step 4: Simplify right side
    563,411.12x = 176,423,385,798.91
  5. Step 5: Solve for x
    x = 176,423,385,798.91/563,411.12
  6. Step 6: Final answer
    x = 313,134.37

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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.