Home / 949,547.52-1,423,864.44-318,019.68

Finding the Fourth Proportional to 949,547.52, 1,423,864.44 and 318,019.68

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Solution

The fourth proportional to 949,547.52, 1,423,864.44 and 318,019.68 is: 476,876.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,547.52 : 1,423,864.44 = 318,019.68 : x
  2. Step 2: Convert to fraction form
    949,547.52/1,423,864.44 = 318,019.68/x
  3. Step 3: Cross multiply
    949,547.52x = 1,423,864.44 × 318,019.68
  4. Step 4: Simplify right side
    949,547.52x = 452,816,913,572.18
  5. Step 5: Solve for x
    x = 452,816,913,572.18/949,547.52
  6. Step 6: Final answer
    x = 476,876.52

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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.