Home / 370,006.04-510,707.02-208,955.36

Finding the Fourth Proportional to 370,006.04, 510,707.02 and 208,955.36

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Solution

The fourth proportional to 370,006.04, 510,707.02 and 208,955.36 is: 288,414.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,006.04 : 510,707.02 = 208,955.36 : x
  2. Step 2: Convert to fraction form
    370,006.04/510,707.02 = 208,955.36/x
  3. Step 3: Cross multiply
    370,006.04x = 510,707.02 × 208,955.36
  4. Step 4: Simplify right side
    370,006.04x = 106,714,969,218.63
  5. Step 5: Solve for x
    x = 106,714,969,218.63/370,006.04
  6. Step 6: Final answer
    x = 288,414.13

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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.