Home / 798,158.78-1,101,482.45-435,605.92

Finding the Fourth Proportional to 798,158.78, 1,101,482.45 and 435,605.92

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Solution

The fourth proportional to 798,158.78, 1,101,482.45 and 435,605.92 is: 601,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,158.78 : 1,101,482.45 = 435,605.92 : x
  2. Step 2: Convert to fraction form
    798,158.78/1,101,482.45 = 435,605.92/x
  3. Step 3: Cross multiply
    798,158.78x = 1,101,482.45 × 435,605.92
  4. Step 4: Simplify right side
    798,158.78x = 479,812,272,697.89
  5. Step 5: Solve for x
    x = 479,812,272,697.89/798,158.78
  6. Step 6: Final answer
    x = 601,148.90

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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.