Home / 830,669.04-1,146,323.21-448,695.86

Finding the Fourth Proportional to 830,669.04, 1,146,323.21 and 448,695.86

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Solution

The fourth proportional to 830,669.04, 1,146,323.21 and 448,695.86 is: 619,200.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,669.04 : 1,146,323.21 = 448,695.86 : x
  2. Step 2: Convert to fraction form
    830,669.04/1,146,323.21 = 448,695.86/x
  3. Step 3: Cross multiply
    830,669.04x = 1,146,323.21 × 448,695.86
  4. Step 4: Simplify right side
    830,669.04x = 514,350,470,573.82
  5. Step 5: Solve for x
    x = 514,350,470,573.82/830,669.04
  6. Step 6: Final answer
    x = 619,200.24

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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.