Home / 745,895.70-1,029,459.52-440,046.96

Finding the Fourth Proportional to 745,895.70, 1,029,459.52 and 440,046.96

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Solution

The fourth proportional to 745,895.70, 1,029,459.52 and 440,046.96 is: 607,337.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,895.70 : 1,029,459.52 = 440,046.96 : x
  2. Step 2: Convert to fraction form
    745,895.70/1,029,459.52 = 440,046.96/x
  3. Step 3: Cross multiply
    745,895.70x = 1,029,459.52 × 440,046.96
  4. Step 4: Simplify right side
    745,895.70x = 453,010,532,219.06
  5. Step 5: Solve for x
    x = 453,010,532,219.06/745,895.70
  6. Step 6: Final answer
    x = 607,337.64

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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.