Home / 460,088.40-688,577.40-404,101.20

Finding the Fourth Proportional to 460,088.40, 688,577.40 and 404,101.20

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Solution

The fourth proportional to 460,088.40, 688,577.40 and 404,101.20 is: 604,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,088.40 : 688,577.40 = 404,101.20 : x
  2. Step 2: Convert to fraction form
    460,088.40/688,577.40 = 404,101.20/x
  3. Step 3: Cross multiply
    460,088.40x = 688,577.40 × 404,101.20
  4. Step 4: Simplify right side
    460,088.40x = 278,254,953,632.88
  5. Step 5: Solve for x
    x = 278,254,953,632.88/460,088.40
  6. Step 6: Final answer
    x = 604,785.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.