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Finding the Fourth Proportional to 529,132.48, 730,054.56 and 502,538.56

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Solution

The fourth proportional to 529,132.48, 730,054.56 and 502,538.56 is: 693,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,132.48 : 730,054.56 = 502,538.56 : x
  2. Step 2: Convert to fraction form
    529,132.48/730,054.56 = 502,538.56/x
  3. Step 3: Cross multiply
    529,132.48x = 730,054.56 × 502,538.56
  4. Step 4: Simplify right side
    529,132.48x = 366,880,567,303.83
  5. Step 5: Solve for x
    x = 366,880,567,303.83/529,132.48
  6. Step 6: Final answer
    x = 693,362.40

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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.