Home / 731,465.48-1,009,461.58-409,156.35

Finding the Fourth Proportional to 731,465.48, 1,009,461.58 and 409,156.35

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Solution

The fourth proportional to 731,465.48, 1,009,461.58 and 409,156.35 is: 564,657.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,465.48 : 1,009,461.58 = 409,156.35 : x
  2. Step 2: Convert to fraction form
    731,465.48/1,009,461.58 = 409,156.35/x
  3. Step 3: Cross multiply
    731,465.48x = 1,009,461.58 × 409,156.35
  4. Step 4: Simplify right side
    731,465.48x = 413,027,615,538.03
  5. Step 5: Solve for x
    x = 413,027,615,538.03/731,465.48
  6. Step 6: Final answer
    x = 564,657.70

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Double scale
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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.