Home / 740,225.88-1,021,454.70-417,967.79

Finding the Fourth Proportional to 740,225.88, 1,021,454.70 and 417,967.79

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Solution

The fourth proportional to 740,225.88, 1,021,454.70 and 417,967.79 is: 576,763.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,225.88 : 1,021,454.70 = 417,967.79 : x
  2. Step 2: Convert to fraction form
    740,225.88/1,021,454.70 = 417,967.79/x
  3. Step 3: Cross multiply
    740,225.88x = 1,021,454.70 × 417,967.79
  4. Step 4: Simplify right side
    740,225.88x = 426,935,158,436.84
  5. Step 5: Solve for x
    x = 426,935,158,436.84/740,225.88
  6. Step 6: Final answer
    x = 576,763.35

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Double scale
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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.