Home / 727,513.83-1,003,921.05-436,952.74

Finding the Fourth Proportional to 727,513.83, 1,003,921.05 and 436,952.74

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Solution

The fourth proportional to 727,513.83, 1,003,921.05 and 436,952.74 is: 602,965.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,513.83 : 1,003,921.05 = 436,952.74 : x
  2. Step 2: Convert to fraction form
    727,513.83/1,003,921.05 = 436,952.74/x
  3. Step 3: Cross multiply
    727,513.83x = 1,003,921.05 × 436,952.74
  4. Step 4: Simplify right side
    727,513.83x = 438,666,053,541.18
  5. Step 5: Solve for x
    x = 438,666,053,541.18/727,513.83
  6. Step 6: Final answer
    x = 602,965.93

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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.