Home / 1,048,285.68-1,572,419.88-300,332.40

Finding the Fourth Proportional to 1,048,285.68, 1,572,419.88 and 300,332.40

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Solution

The fourth proportional to 1,048,285.68, 1,572,419.88 and 300,332.40 is: 450,496.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,285.68 : 1,572,419.88 = 300,332.40 : x
  2. Step 2: Convert to fraction form
    1,048,285.68/1,572,419.88 = 300,332.40/x
  3. Step 3: Cross multiply
    1,048,285.68x = 1,572,419.88 × 300,332.40
  4. Step 4: Simplify right side
    1,048,285.68x = 472,248,636,368.11
  5. Step 5: Solve for x
    x = 472,248,636,368.11/1,048,285.68
  6. Step 6: Final answer
    x = 450,496.12

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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.