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Finding the Fourth Proportional to 583,155.84, 875,010.24 and 346,965.12

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Solution

The fourth proportional to 583,155.84, 875,010.24 and 346,965.12 is: 520,612.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,155.84 : 875,010.24 = 346,965.12 : x
  2. Step 2: Convert to fraction form
    583,155.84/875,010.24 = 346,965.12/x
  3. Step 3: Cross multiply
    583,155.84x = 875,010.24 × 346,965.12
  4. Step 4: Simplify right side
    583,155.84x = 303,598,032,922.83
  5. Step 5: Solve for x
    x = 303,598,032,922.83/583,155.84
  6. Step 6: Final answer
    x = 520,612.18

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.