Home / 691,370.10-1,034,981.55-608,426.10

Finding the Fourth Proportional to 691,370.10, 1,034,981.55 and 608,426.10

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Solution

The fourth proportional to 691,370.10, 1,034,981.55 and 608,426.10 is: 910,814.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,370.10 : 1,034,981.55 = 608,426.10 : x
  2. Step 2: Convert to fraction form
    691,370.10/1,034,981.55 = 608,426.10/x
  3. Step 3: Cross multiply
    691,370.10x = 1,034,981.55 × 608,426.10
  4. Step 4: Simplify right side
    691,370.10x = 629,709,788,038.46
  5. Step 5: Solve for x
    x = 629,709,788,038.46/691,370.10
  6. Step 6: Final answer
    x = 910,814.32

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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.