Home / 418,095.03-577,210.50-275,270.25

Finding the Fourth Proportional to 418,095.03, 577,210.50 and 275,270.25

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Solution

The fourth proportional to 418,095.03, 577,210.50 and 275,270.25 is: 380,030.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,095.03 : 577,210.50 = 275,270.25 : x
  2. Step 2: Convert to fraction form
    418,095.03/577,210.50 = 275,270.25/x
  3. Step 3: Cross multiply
    418,095.03x = 577,210.50 × 275,270.25
  4. Step 4: Simplify right side
    418,095.03x = 158,888,878,637.63
  5. Step 5: Solve for x
    x = 158,888,878,637.63/418,095.03
  6. Step 6: Final answer
    x = 380,030.54

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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.