Home / 790,166.32-1,090,432.40-427,590.14

Finding the Fourth Proportional to 790,166.32, 1,090,432.40 and 427,590.14

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Solution

The fourth proportional to 790,166.32, 1,090,432.40 and 427,590.14 is: 590,075.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,166.32 : 1,090,432.40 = 427,590.14 : x
  2. Step 2: Convert to fraction form
    790,166.32/1,090,432.40 = 427,590.14/x
  3. Step 3: Cross multiply
    790,166.32x = 1,090,432.40 × 427,590.14
  4. Step 4: Simplify right side
    790,166.32x = 466,258,143,164.67
  5. Step 5: Solve for x
    x = 466,258,143,164.67/790,166.32
  6. Step 6: Final answer
    x = 590,075.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.