Home / 472,444.02-651,972.16-257,584.03

Finding the Fourth Proportional to 472,444.02, 651,972.16 and 257,584.03

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Solution

The fourth proportional to 472,444.02, 651,972.16 and 257,584.03 is: 355,465.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,444.02 : 651,972.16 = 257,584.03 : x
  2. Step 2: Convert to fraction form
    472,444.02/651,972.16 = 257,584.03/x
  3. Step 3: Cross multiply
    472,444.02x = 651,972.16 × 257,584.03
  4. Step 4: Simplify right side
    472,444.02x = 167,937,616,420.61
  5. Step 5: Solve for x
    x = 167,937,616,420.61/472,444.02
  6. Step 6: Final answer
    x = 355,465.64

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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.