Home / 1,117,068.48-1,675,350.36-318,332.88

Finding the Fourth Proportional to 1,117,068.48, 1,675,350.36 and 318,332.88

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Solution

The fourth proportional to 1,117,068.48, 1,675,350.36 and 318,332.88 is: 477,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,068.48 : 1,675,350.36 = 318,332.88 : x
  2. Step 2: Convert to fraction form
    1,117,068.48/1,675,350.36 = 318,332.88/x
  3. Step 3: Cross multiply
    1,117,068.48x = 1,675,350.36 × 318,332.88
  4. Step 4: Simplify right side
    1,117,068.48x = 533,319,105,107.84
  5. Step 5: Solve for x
    x = 533,319,105,107.84/1,117,068.48
  6. Step 6: Final answer
    x = 477,427.40

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1.5x scale

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.