Home / 724,750.08-999,994.08-438,264.16

Finding the Fourth Proportional to 724,750.08, 999,994.08 and 438,264.16

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Solution

The fourth proportional to 724,750.08, 999,994.08 and 438,264.16 is: 604,707.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,750.08 : 999,994.08 = 438,264.16 : x
  2. Step 2: Convert to fraction form
    724,750.08/999,994.08 = 438,264.16/x
  3. Step 3: Cross multiply
    724,750.08x = 999,994.08 × 438,264.16
  4. Step 4: Simplify right side
    724,750.08x = 438,261,565,476.17
  5. Step 5: Solve for x
    x = 438,261,565,476.17/724,750.08
  6. Step 6: Final answer
    x = 604,707.16

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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.