Home / 761,220.19-1,050,483.83-417,069.15

Finding the Fourth Proportional to 761,220.19, 1,050,483.83 and 417,069.15

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Solution

The fourth proportional to 761,220.19, 1,050,483.83 and 417,069.15 is: 575,555.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,220.19 : 1,050,483.83 = 417,069.15 : x
  2. Step 2: Convert to fraction form
    761,220.19/1,050,483.83 = 417,069.15/x
  3. Step 3: Cross multiply
    761,220.19x = 1,050,483.83 × 417,069.15
  4. Step 4: Simplify right side
    761,220.19x = 438,124,399,920.81
  5. Step 5: Solve for x
    x = 438,124,399,920.81/761,220.19
  6. Step 6: Final answer
    x = 575,555.41

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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.