Home / 751,624.53-1,037,284.23-445,881.93

Finding the Fourth Proportional to 751,624.53, 1,037,284.23 and 445,881.93

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Solution

The fourth proportional to 751,624.53, 1,037,284.23 and 445,881.93 is: 615,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,624.53 : 1,037,284.23 = 445,881.93 : x
  2. Step 2: Convert to fraction form
    751,624.53/1,037,284.23 = 445,881.93/x
  3. Step 3: Cross multiply
    751,624.53x = 1,037,284.23 × 445,881.93
  4. Step 4: Simplify right side
    751,624.53x = 462,506,294,430.96
  5. Step 5: Solve for x
    x = 462,506,294,430.96/751,624.53
  6. Step 6: Final answer
    x = 615,342.20

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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.