Home / 832,518.10-1,148,874.96-450,544.88

Finding the Fourth Proportional to 832,518.10, 1,148,874.96 and 450,544.88

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Solution

The fourth proportional to 832,518.10, 1,148,874.96 and 450,544.88 is: 621,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,518.10 : 1,148,874.96 = 450,544.88 : x
  2. Step 2: Convert to fraction form
    832,518.10/1,148,874.96 = 450,544.88/x
  3. Step 3: Cross multiply
    832,518.10x = 1,148,874.96 × 450,544.88
  4. Step 4: Simplify right side
    832,518.10x = 517,619,730,678.47
  5. Step 5: Solve for x
    x = 517,619,730,678.47/832,518.10
  6. Step 6: Final answer
    x = 621,751.93

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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.