Home / 877,045.64-1,210,322.98-474,637.64

Finding the Fourth Proportional to 877,045.64, 1,210,322.98 and 474,637.64

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Solution

The fourth proportional to 877,045.64, 1,210,322.98 and 474,637.64 is: 654,999.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,045.64 : 1,210,322.98 = 474,637.64 : x
  2. Step 2: Convert to fraction form
    877,045.64/1,210,322.98 = 474,637.64/x
  3. Step 3: Cross multiply
    877,045.64x = 1,210,322.98 × 474,637.64
  4. Step 4: Simplify right side
    877,045.64x = 574,464,845,549.64
  5. Step 5: Solve for x
    x = 574,464,845,549.64/877,045.64
  6. Step 6: Final answer
    x = 654,999.94

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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.