Home / 417,020.64-575,482.25-235,726.23

Finding the Fourth Proportional to 417,020.64, 575,482.25 and 235,726.23

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Solution

The fourth proportional to 417,020.64, 575,482.25 and 235,726.23 is: 325,298.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,020.64 : 575,482.25 = 235,726.23 : x
  2. Step 2: Convert to fraction form
    417,020.64/575,482.25 = 235,726.23/x
  3. Step 3: Cross multiply
    417,020.64x = 575,482.25 × 235,726.23
  4. Step 4: Simplify right side
    417,020.64x = 135,656,263,971.79
  5. Step 5: Solve for x
    x = 135,656,263,971.79/417,020.64
  6. Step 6: Final answer
    x = 325,298.68

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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.