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Finding the Fourth Proportional to 610,657.08, 842,106.72 and 562,384.32

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Solution

The fourth proportional to 610,657.08, 842,106.72 and 562,384.32 is: 775,537.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,657.08 : 842,106.72 = 562,384.32 : x
  2. Step 2: Convert to fraction form
    610,657.08/842,106.72 = 562,384.32/x
  3. Step 3: Cross multiply
    610,657.08x = 842,106.72 × 562,384.32
  4. Step 4: Simplify right side
    610,657.08x = 473,587,615,094.63
  5. Step 5: Solve for x
    x = 473,587,615,094.63/610,657.08
  6. Step 6: Final answer
    x = 775,537.75

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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.