Home / 975,020.95-1,461,333.54-547,658.40

Finding the Fourth Proportional to 975,020.95, 1,461,333.54 and 547,658.40

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Solution

The fourth proportional to 975,020.95, 1,461,333.54 and 547,658.40 is: 820,814.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,020.95 : 1,461,333.54 = 547,658.40 : x
  2. Step 2: Convert to fraction form
    975,020.95/1,461,333.54 = 547,658.40/x
  3. Step 3: Cross multiply
    975,020.95x = 1,461,333.54 × 547,658.40
  4. Step 4: Simplify right side
    975,020.95x = 800,311,593,091.34
  5. Step 5: Solve for x
    x = 800,311,593,091.34/975,020.95
  6. Step 6: Final answer
    x = 820,814.77

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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.