Home / 924,225.09-1,275,434.53-505,129.34

Finding the Fourth Proportional to 924,225.09, 1,275,434.53 and 505,129.34

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Solution

The fourth proportional to 924,225.09, 1,275,434.53 and 505,129.34 is: 697,080.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,225.09 : 1,275,434.53 = 505,129.34 : x
  2. Step 2: Convert to fraction form
    924,225.09/1,275,434.53 = 505,129.34/x
  3. Step 3: Cross multiply
    924,225.09x = 1,275,434.53 × 505,129.34
  4. Step 4: Simplify right side
    924,225.09x = 644,259,402,111.39
  5. Step 5: Solve for x
    x = 644,259,402,111.39/924,225.09
  6. Step 6: Final answer
    x = 697,080.63

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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.